diff --git a/android/app/build.gradle b/android/app/build.gradle
index 8ad1f598f..1f682909a 100644
--- a/android/app/build.gradle
+++ b/android/app/build.gradle
@@ -8,7 +8,7 @@ if (localPropertiesFile.exists()) {
 
 def flutterRoot = localProperties.getProperty('flutter.sdk')
 if (flutterRoot == null) {
-    throw new GradleException("Flutter SDK not found. Define location with flutter.sdk in the local.properties file.")
+    throw GradleException("Flutter SDK not found. Define location with flutter.sdk in the local.properties file.")
 }
 
 def flutterVersionCode = localProperties.getProperty('flutter.versionCode')
diff --git a/lib/crypto/eosdart/src/client.dart b/lib/crypto/eosdart/src/client.dart
index 0ac06f93a..ec998b5af 100644
--- a/lib/crypto/eosdart/src/client.dart
+++ b/lib/crypto/eosdart/src/client.dart
@@ -224,7 +224,7 @@ class EOSClient {
   /// Get Key Accounts
   Future<AccountNames> getKeyAccounts(String pubKey) async {
     return _post('/history/get_key_accounts', {'public_key': pubKey}).then((accountNames) {
-      return AccountNames.fromJson(accountNames);
+      return AccountNames.fromJson(accountNames as Map<String, dynamic>);
     });
   }
 
@@ -314,19 +314,6 @@ class EOSClient {
     return ser.arrayToHex(buffer.asUint8List());
   }
 
-//  Future<List<AbiResp>> _getTransactionAbis(Transaction transaction) async {
-//    Set<String> accounts = Set();
-//    List<AbiResp> result = [];
-//
-//    for (Action action in transaction.actions) {
-//      accounts.add(action.account);
-//    }
-//
-//    for (String accountName in accounts) {
-//      result.add(await this.getRawAbi(accountName));
-//    }
-//  }
-
   Future<PushTransactionArgs> _pushTransactionArgs(
       String? chainId, Type transactionType, Transaction transaction, bool sign) async {
     final List<String> signatures = [];
diff --git a/lib/crypto/eosdart/src/numeric.dart b/lib/crypto/eosdart/src/numeric.dart
index c9c2e17e4..ac7f06b63 100644
--- a/lib/crypto/eosdart/src/numeric.dart
+++ b/lib/crypto/eosdart/src/numeric.dart
@@ -109,7 +109,7 @@ String binaryToDecimal(Uint8List bignum, {minDigits = 1}) {
 /// @param minDigits 0-pad result to this many digits
 String signedBinaryToDecimal(Uint8List bignum, {int minDigits = 1}) {
   if (isNegative(bignum)) {
-    var x = bignum.getRange(0, 0) as Uint8List;
+    var x = Uint8List.fromList(bignum.getRange(0, bignum.length).toList());
     negate(x);
     return '-' + binaryToDecimal(x, minDigits: minDigits);
   }
diff --git a/lib/datasource/local/models/token_data_model.dart b/lib/datasource/local/models/token_data_model.dart
index b3cc67f4d..b139b4ae8 100644
--- a/lib/datasource/local/models/token_data_model.dart
+++ b/lib/datasource/local/models/token_data_model.dart
@@ -7,7 +7,8 @@ import 'package:seeds/utils/rate_states_extensions.dart';
 
 class TokenDataModel extends AmountDataModel {
   String? id;
-  TokenDataModel(double amount, {TokenModel token = seedsToken})
+  final TokenModel token;
+  TokenDataModel(double amount, {TokenModel this.token = seedsToken})
       : super(
           amount: amount,
           symbol: token.symbol,
@@ -37,7 +38,7 @@ class TokenDataModel extends AmountDataModel {
   }
 
   TokenDataModel copyWith(double amount) {
-    return TokenDataModel(amount, token: TokenModel.fromId(id!));
+    return TokenDataModel(amount, token: token);
   }
 }
 
diff --git a/lib/datasource/local/settings_storage.dart b/lib/datasource/local/settings_storage.dart
index dd00b7437..a442dcb1d 100644
--- a/lib/datasource/local/settings_storage.dart
+++ b/lib/datasource/local/settings_storage.dart
@@ -67,7 +67,7 @@ class _SettingsStorage {
 
   String get selectedFiatCurrency => _preferences.getString(_kSelectedFiatCurrency) ?? getPlatformCurrency();
 
-  TokenModel get selectedToken => TokenModel.fromId(_preferences.getString(_kSelectedToken) ?? seedsToken.id);
+  TokenModel get selectedToken => TokenModel.fromId(_preferences.getString(_kSelectedToken) ?? seedsToken.id) ?? seedsToken;
 
   bool get inRecoveryMode => _preferences.getBool(_kInRecoveryMode) ?? false;
 
diff --git a/lib/datasource/remote/api/balance_repository.dart b/lib/datasource/remote/api/balance_repository.dart
index 9b0d0c534..13692ac48 100644
--- a/lib/datasource/remote/api/balance_repository.dart
+++ b/lib/datasource/remote/api/balance_repository.dart
@@ -6,7 +6,7 @@ import 'package:seeds/datasource/remote/model/balance_model.dart';
 class BalanceRepository extends HttpRepository {
   Future<Result<BalanceModel>> getTokenBalance(String userAccount,
       {required String tokenContract, required String symbol}) {
-    print('[http] get seeds getTokenBalance $userAccount for $symbol');
+    print('[http] get getTokenBalance $userAccount for $symbol');
 
     final String request = '''
     {
diff --git a/lib/datasource/remote/api/eos_repo/eos_repository.dart b/lib/datasource/remote/api/eos_repo/eos_repository.dart
index 18a296450..f859bdc01 100644
--- a/lib/datasource/remote/api/eos_repo/eos_repository.dart
+++ b/lib/datasource/remote/api/eos_repo/eos_repository.dart
@@ -74,7 +74,12 @@ abstract class EosRepository {
   }
 
   ErrorResult mapEosError(dynamic error) {
+    final regex = RegExp(r'^.*Internal Service Error.*assertion failure with message: ([^\"]*)');
     print('mapEosError: $error');
+    final match = regex.firstMatch(error);
+    if (match != null && match.groupCount == 1) {
+      return ErrorResult("Transaction error:\n${match.group(1)!}");
+    }
     return ErrorResult(error);
   }
 }
diff --git a/lib/datasource/remote/api/invoice_repository.dart b/lib/datasource/remote/api/invoice_repository.dart
index 3d56782d9..b4c282ab0 100644
--- a/lib/datasource/remote/api/invoice_repository.dart
+++ b/lib/datasource/remote/api/invoice_repository.dart
@@ -2,6 +2,7 @@ import 'package:async/async.dart';
 
 import 'package:seeds/crypto/dart_esr/dart_esr.dart' as esr;
 import 'package:seeds/datasource/local/models/token_data_model.dart';
+import 'package:seeds/datasource/remote/model/token_model.dart';
 import 'package:seeds/datasource/remote/api/eos_repo/eos_repository.dart';
 import 'package:seeds/datasource/remote/api/eos_repo/seeds_eos_actions.dart';
 import 'package:seeds/datasource/remote/firebase/firebase_remote_config.dart';
@@ -17,7 +18,7 @@ class InvoiceRepository extends EosRepository {
     final Map<String, String> data = {
       'from': esr.ESRConstants.PlaceholderName,
       'to': accountName,
-      'quantity': tokenAmount.asFormattedString(),
+      'quantity': TokenModel.getAssetString(tokenAmount.id, tokenAmount.amount),
       'memo': memo ?? ''
     };
 
diff --git a/lib/datasource/remote/api/key_accounts_repository.dart b/lib/datasource/remote/api/key_accounts_repository.dart
index 75338f362..395085a70 100644
--- a/lib/datasource/remote/api/key_accounts_repository.dart
+++ b/lib/datasource/remote/api/key_accounts_repository.dart
@@ -3,6 +3,7 @@ import 'package:http/http.dart' as http;
 import 'package:seeds/datasource/remote/api/http_repo/http_repository.dart';
 
 class KeyAccountsRepository extends HttpRepository {
+
   Future<Result<dynamic>> getKeyAccounts(String publicKey) {
     print('[http] getKeyAccounts');
 
@@ -14,7 +15,7 @@ class KeyAccountsRepository extends HttpRepository {
         .then((http.Response response) => mapHttpResponse(response, (dynamic body) {
               print('result: $body');
 
-              final result = List<String>.from(body['account_names']);
+              final result = List<String>.from(body['account_names'] as Iterable);
 
               result.sort();
 
@@ -22,20 +23,23 @@ class KeyAccountsRepository extends HttpRepository {
             }))
         .catchError((dynamic error) => mapHttpError(error));
   }
-
+}
+    
   // Future<Result<dynamic>> getAccountsByKey(String publicKey) {
   //   print('[http] getAccountsByKey');
 
   //   final url = Uri.parse('$baseURL/v1/chain/get_accounts_by_authorizers');
-  //   final body = '{ "accounts": [], "keys": []"$publicKey"] }';
+  //   final body = '{ "accounts": [], "keys": ["$publicKey"] }';
 
   //   return http
   //       .post(url, headers: headers, body: body)
   //       .then((http.Response response) => mapHttpResponse(response, (dynamic body) {
   //             print('result: $body');
-
+  //             // restriction to `active` permission matches ProfileRepository.getAccountPublicKeys
   //             final result =
-  //                 List<dynamic>.from(body['accounts']).map((e) => e['account_name']).toList().toSet().toList();
+  //                 List<dynamic>.from(body['accounts'] as List).cast<Map<String, dynamic>>()
+  //                   .where((e) => e['permission_name'] as String == 'active')
+  //                   .map((e) => e['account_name'] as String).toList().toSet().toList();
 
   //             result.sort();
 
@@ -43,4 +47,4 @@ class KeyAccountsRepository extends HttpRepository {
   //           }))
   //       .catchError((dynamic error) => mapHttpError(error));
   // }
-}
+
diff --git a/lib/datasource/remote/api/profile_repository.dart b/lib/datasource/remote/api/profile_repository.dart
index 6d54aa6e6..274781e3a 100644
--- a/lib/datasource/remote/api/profile_repository.dart
+++ b/lib/datasource/remote/api/profile_repository.dart
@@ -37,8 +37,8 @@ class ProfileRepository extends HttpRepository with EosRepository {
 
   // TODO(Raul): Unify this code with _getAccountPermissions in guardians repo
   // Returns the first active key permission - String
-  Future<Result> getAccountPublicKey(String accountName) async {
-    print('[http] getAccountPublicKey');
+  Future<Result> getAccountPublicKeys(String accountName) async {
+    print('[http] getAccountPublicKeys');
 
     final url = Uri.parse('$host/v1/chain/get_account');
     final body = '{ "account_name": "$accountName" }';
@@ -50,7 +50,7 @@ class ProfileRepository extends HttpRepository with EosRepository {
               final permissions = allAccounts.map((item) => Permission.fromJson(item)).toList();
               final Permission activePermission = permissions.firstWhere((element) => element.permName == "active");
               final RequiredAuth? activeAuth = activePermission.requiredAuth;
-              return activeAuth?.keys?.first?.key;
+              return activeAuth?.keys?.map((e)=>e?.key).toList();
             }))
         .catchError((error) => mapHttpError(error));
   }
diff --git a/lib/datasource/remote/api/stat_repository.dart b/lib/datasource/remote/api/stat_repository.dart
new file mode 100644
index 000000000..462de14db
--- /dev/null
+++ b/lib/datasource/remote/api/stat_repository.dart
@@ -0,0 +1,31 @@
+import 'package:async/async.dart';
+import 'package:http/http.dart' as http;
+import 'package:seeds/datasource/remote/api/http_repo/http_repository.dart';
+import 'package:seeds/datasource/remote/model/balance_model.dart';
+import 'package:seeds/datasource/remote/model/token_model.dart';
+import 'package:seeds/datasource/remote/model/stat_model.dart';
+
+class StatRepository extends HttpRepository {
+  Future<Result<StatModel>> getTokenStat(
+      {required String tokenContract, required String symbol}) {
+    print('[http] get getTokenStat for $symbol');
+
+    final String request = '''
+    {
+      "code":"$tokenContract",
+      "table": "stat",
+      "scope":"$symbol",
+      "json": "true"
+    }
+    ''';
+
+    final statURL = Uri.parse('$baseURL/v1/chain/get_table_rows');
+
+    return http
+        .post(statURL, headers: headers, body: request)
+        .then((http.Response response) => mapHttpResponse<StatModel>(response, (dynamic body) {
+              return StatModel.fromJson(body);
+            }))
+        .catchError((dynamic error) => mapHttpError(error));
+  }
+}
diff --git a/lib/datasource/remote/api/transactions_repository.dart b/lib/datasource/remote/api/transactions_repository.dart
index 55fc8be07..69ee80e16 100644
--- a/lib/datasource/remote/api/transactions_repository.dart
+++ b/lib/datasource/remote/api/transactions_repository.dart
@@ -1,4 +1,5 @@
 import 'package:async/async.dart';
+import 'package:collection/collection.dart';
 import 'package:http/http.dart' as http;
 import 'package:seeds/datasource/remote/api/http_repo/http_repository.dart';
 import 'package:seeds/datasource/remote/model/transaction_model.dart';
@@ -13,7 +14,7 @@ class TransactionsListRepository extends HttpRepository {
         .then((http.Response response) => mapHttpResponse<List<TransactionModel>>(response, (dynamic body) {
               final List<dynamic> transfers = body['actions'].toList();
 
-              return List<TransactionModel>.of(transfers.map((transfer) => TransactionModel.fromJson(transfer)));
+              return List<TransactionModel>.of(transfers.map((transfer) => TransactionModel.fromJson(transfer)).whereNotNull());
             }))
         .catchError((dynamic error) => mapHttpError(error));
   }
diff --git a/lib/datasource/remote/model/stat_model.dart b/lib/datasource/remote/model/stat_model.dart
new file mode 100644
index 000000000..70cf8fbdb
--- /dev/null
+++ b/lib/datasource/remote/model/stat_model.dart
@@ -0,0 +1,20 @@
+
+/// Token per USD
+class StatModel {
+  final String supplyString;
+  final String maxSupplyString;
+  final String issuer;
+
+  const StatModel(this.supplyString, this.maxSupplyString, this.issuer);
+
+  factory StatModel.fromJson(Map<String, dynamic>? json) {
+    if (json != null && json['rows'].isNotEmpty) {
+      final supplyString = json['rows'][0]['supply'] ?? '';
+      final maxSupplyString = json['rows'][0]['max_supply'] ?? '';
+      final issuer = json['rows'][0]['issuer'] ?? '';
+      return StatModel(supplyString, maxSupplyString, issuer);
+    } else {
+      return const StatModel('', '', '');
+    }
+  }
+}
diff --git a/lib/datasource/remote/model/token_model.dart b/lib/datasource/remote/model/token_model.dart
index 926a99af8..85dbf0f51 100644
--- a/lib/datasource/remote/model/token_model.dart
+++ b/lib/datasource/remote/model/token_model.dart
@@ -14,6 +14,7 @@ class TokenModel extends Equatable {
   static const seedsEcosysUsecase = 'seedsecosys';
   static List<TokenModel> allTokens = [seedsToken];
   static JsonSchema? tmastrSchema;
+  static Map<String, int?> contractPrecisions = {"token.seeds#SEEDS": 4};
   final String chainName;
   final String contract;
   final String symbol;
@@ -21,6 +22,7 @@ class TokenModel extends Equatable {
   final String backgroundImageUrl;
   final String logoUrl;
   final String balanceSubTitle;
+  final String overdraw;
   final int precision;
   final List<String>? usecases;
 
@@ -47,6 +49,7 @@ class TokenModel extends Equatable {
     required this.backgroundImageUrl,
     required this.logoUrl,
     required this.balanceSubTitle,
+    required this.overdraw,
     this.precision = 4,
     this.usecases,
   });
@@ -95,15 +98,16 @@ class TokenModel extends Equatable {
         symbol: parsedJson["symbol"]!,
         name: parsedJson["name"]!,
         logoUrl: parsedJson["logo"]!,
-        balanceSubTitle: parsedJson["subtitle"],
+        balanceSubTitle: parsedJson["subtitle"] ?? CurrencyInfoCard.defaultBalanceSubtitle,
         backgroundImageUrl: parsedJson["bg_image"] ?? CurrencyInfoCard.defaultBgImage,
+        overdraw: parsedJson["overdraw"] ?? "allow",
         precision: parsedJson["precision"] ?? 4,
         usecases: parsedJson["usecases"],
       );
   }
 
-  factory TokenModel.fromId(String tokenId) {
-    return allTokens.firstWhere((e) => e.id == tokenId);
+  static TokenModel? fromId(String tokenId) {
+    return allTokens.firstWhereOrNull((e) => e.id == tokenId);
   }
 
   static TokenModel? fromSymbolOrNull(String symbol) {
@@ -113,8 +117,37 @@ class TokenModel extends Equatable {
   @override
   List<Object?> get props => [chainName, contract, symbol];
 
-  String getAssetString(double quantity) {
-    return "${quantity.toStringAsFixed(precision)} $symbol";
+  static String getAssetString(String? id, double quantity) {
+    if (id!=null && TokenModel.fromId(id)!=null && contractPrecisions.containsKey(id)) {
+      final symbol = TokenModel.fromId(id)!.symbol;
+      return symbol==null ? "" : "${quantity.toStringAsFixed(contractPrecisions[id]!)} $symbol";
+    } else {
+      return "";
+    }
+  }
+
+  void setPrecisionFromString(String s) {
+    final amount = s.split(' ')[0];
+    final ss = amount.split('.');
+    if (ss.isEmpty) {
+      return;
+    }
+    contractPrecisions[this.id] = ss.length==1 ? 0 : ss[1].length;
+  }
+
+  // enabling 'send' transfer validity checks, e.g. Mutual Credit,
+  //  membership limitations
+  bool blockTransfer(double insufficiency, String? toAccount) {
+    if (overdraw == "block") {
+      return insufficiency > 0;
+    } else if (overdraw == "allow") {
+      return false;
+    }
+    print("unexpected overdraw field: $overdraw");
+    return false;
+  }
+  String? warnTransfer(double insufficiency, String? toAccount) {
+    return insufficiency > 0 ? "insufficient balance" : null;
   }
 
   static Future<void> updateModels(List<String> acceptList, [List<String>? infoList]) async {
@@ -142,6 +175,7 @@ class TokenModel extends Equatable {
       }
     }
     allTokens = _staticTokenList;
+    contractPrecisions = Map.fromEntries(allTokens.map((t) => MapEntry(t.id , t.precision)));
   }
 
   static void pruneRemoving(List<String> useCaseList) {
@@ -163,6 +197,7 @@ const seedsToken = TokenModel(
   backgroundImageUrl: 'assets/images/wallet/currency_info_cards/seeds/background.jpg',
   logoUrl: 'assets/images/wallet/currency_info_cards/seeds/logo.jpg',
   balanceSubTitle: 'Wallet Balance',
+  overdraw: "block",
   usecases: ["lightwallet", TokenModel.seedsEcosysUsecase],
 );
 
@@ -175,6 +210,7 @@ const _husdToken = TokenModel(
   backgroundImageUrl: 'assets/images/wallet/currency_info_cards/husd/background.jpg',
   logoUrl: 'assets/images/wallet/currency_info_cards/husd/logo.jpg',
   balanceSubTitle: 'Wallet Balance',
+  overdraw: "block",
   precision: 2,
   usecases: ["lightwallet", TokenModel.seedsEcosysUsecase],
 );
@@ -187,6 +223,7 @@ const _hyphaToken = TokenModel(
   backgroundImageUrl: 'assets/images/wallet/currency_info_cards/hypha/background.jpg',
   logoUrl: 'assets/images/wallet/currency_info_cards/hypha/logo.jpg',
   balanceSubTitle: 'Wallet Balance',
+  overdraw: "block",
   precision: 2,
   usecases: ["lightwallet", TokenModel.seedsEcosysUsecase],
 );
@@ -199,6 +236,7 @@ const _localScaleToken = TokenModel(
   backgroundImageUrl: 'assets/images/wallet/currency_info_cards/lscl/background.jpg',
   logoUrl: 'assets/images/wallet/currency_info_cards/lscl/logo.png',
   balanceSubTitle: 'Wallet Balance',
+  overdraw: "block",
   usecases: ["lightwallet"],
 );
 
@@ -210,6 +248,7 @@ const _starsToken = TokenModel(
   backgroundImageUrl: 'assets/images/wallet/currency_info_cards/stars/background.jpg',
   logoUrl: 'assets/images/wallet/currency_info_cards/stars/logo.jpg',
   balanceSubTitle: 'Wallet Balance',
+  overdraw: "block",
   usecases: ["lightwallet"],
 );
 
@@ -221,5 +260,6 @@ const _telosToken = TokenModel(
   backgroundImageUrl: 'assets/images/wallet/currency_info_cards/tlos/background.png',
   logoUrl: 'assets/images/wallet/currency_info_cards/tlos/logo.png',
   balanceSubTitle: 'Wallet Balance',
+  overdraw: "block",
   usecases: ["lightwallet"],
 );
diff --git a/lib/datasource/remote/model/transaction_model.dart b/lib/datasource/remote/model/transaction_model.dart
index 1605d848c..c6aa28030 100644
--- a/lib/datasource/remote/model/transaction_model.dart
+++ b/lib/datasource/remote/model/transaction_model.dart
@@ -25,15 +25,20 @@ class TransactionModel extends Equatable {
   @override
   List<Object?> get props => [transactionId];
 
-  factory TransactionModel.fromJson(Map<String, dynamic> json) {
-    return TransactionModel(
-      from: json['act']['data']['from'],
-      to: json['act']['data']['to'],
-      quantity: json['act']['data']['quantity'],
-      memo: json['act']['data']['memo'],
-      timestamp: parseTimestamp(json['@timestamp']),
-      transactionId: json['trx_id'],
-    );
+  static TransactionModel? fromJson(Map<String, dynamic> json) {
+    try {
+      return TransactionModel(
+        from: json['act']['data']['from'],
+        to: json['act']['data']['to'],
+        quantity: json['act']['data']['quantity'],
+        memo: json['act']['data']['memo'],
+        timestamp: parseTimestamp(json['@timestamp']),
+        transactionId: json['trx_id'],
+      );
+    }
+    catch (e){
+      return null;
+    }
   }
 
   factory TransactionModel.fromJsonMongo(Map<String, dynamic> json) {
diff --git a/lib/domain-shared/shared_use_cases/get_token_models_use_case.dart b/lib/domain-shared/shared_use_cases/get_token_models_use_case.dart
index 8ff00fe05..8f6d45659 100644
--- a/lib/domain-shared/shared_use_cases/get_token_models_use_case.dart
+++ b/lib/domain-shared/shared_use_cases/get_token_models_use_case.dart
@@ -1,7 +1,10 @@
 import 'package:collection/collection.dart';
+import 'package:dynamic_parallel_queue/dynamic_parallel_queue.dart';
 import 'package:seeds/datasource/remote/api/tokenmodels_repository.dart';
+import 'package:seeds/datasource/remote/api/stat_repository.dart';
 import 'package:seeds/datasource/remote/model/token_model.dart';
 import 'package:seeds/domain-shared/base_use_case.dart';
+import 'package:seeds/screens/wallet/components/tokens_cards/interactor/usecases/load_token_balances_use_case.dart';
 
 class TokenModelSelector {
   final List<String> acceptList;
@@ -78,8 +81,33 @@ class GetTokenModelsUseCase extends InputUseCase<List<TokenModel>, TokenModelSel
       for (final token in tokens) {
         token['usecases'] = useCaseMap[token['id']];
       }
-      final theseTokens =List<TokenModel?>.from(tokens.map((token) =>
-          TokenModel.fromJson(token)));
+      final StatRepository _statRepository = StatRepository();
+      List<TokenModel?> theseTokens = [];
+      /// verify token contract on chain and get contract precision
+      loadData(token) async {
+        TokenModel? tm = TokenModel.fromJson(token as Map<String, dynamic>);
+        if (tm != null) {
+          await _statRepository
+            .getTokenStat(tokenContract: tm.contract, symbol: tm.symbol)
+            .then(
+              (stats) async {
+                if (stats.asValue != null) {
+                  final supply = stats.asValue!.value.supplyString;
+                  tm.setPrecisionFromString(supply);
+                  theseTokens.add(tm);
+                  print("supply: $supply");
+                }
+              },
+            ).catchError((dynamic error) => _statRepository.mapHttpError(error));
+        }
+      }
+      final queue = Queue(parallel: 5);
+      for (final dynamic token in tokens) {
+        queue.add(() async {
+          await loadData(token);
+        });
+      }
+      await queue.whenComplete();
       rv.addAll(theseTokens.whereNotNull());
           /// build a TokenModel from each selected token's metadata
     }
diff --git a/lib/main.dart b/lib/main.dart
index 4a421e449..3ed105e3c 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -26,7 +26,7 @@ Future<void> main() async {
     await settingsStorage.initialise();
     await PushNotificationService().initialise();
     await remoteConfigurations.initialise();
-    await TokenModel.installModels(['lightwallet','experimental'], [TokenModel.seedsEcosysUsecase]);
+    await TokenModel.installModels(['localscale','lightwallet','experimental'], [TokenModel.seedsEcosysUsecase]);
     await Hive.initFlutter();
     Hive.registerAdapter(MemberModelCacheItemAdapter());
     Hive.registerAdapter(VoteModelAdapter());
diff --git a/lib/screens/authentication/import_key/interactor/usecases/import_key_use_case.dart b/lib/screens/authentication/import_key/interactor/usecases/import_key_use_case.dart
index e54625a70..0dbf91ff4 100644
--- a/lib/screens/authentication/import_key/interactor/usecases/import_key_use_case.dart
+++ b/lib/screens/authentication/import_key/interactor/usecases/import_key_use_case.dart
@@ -12,7 +12,7 @@ class ImportKeyUseCase {
       final List<Result> items = [accountsResponse];
       return items;
     } else {
-      final List<String> accounts = accountsResponse.asValue!.value;
+      final List<String> accounts = accountsResponse.asValue!.value.cast<String>();
 
       final List<Future<Result>> futures =
           accounts.map((String account) => _profileRepository.getProfile(account)).toList();
diff --git a/lib/screens/explore_screens/regions_screens/join_region/interactor/viewmodels/join_region_bloc.dart b/lib/screens/explore_screens/regions_screens/join_region/interactor/viewmodels/join_region_bloc.dart
index 72008030b..318ac0d15 100644
--- a/lib/screens/explore_screens/regions_screens/join_region/interactor/viewmodels/join_region_bloc.dart
+++ b/lib/screens/explore_screens/regions_screens/join_region/interactor/viewmodels/join_region_bloc.dart
@@ -40,7 +40,7 @@ class JoinRegionBloc extends Bloc<JoinRegionEvent, JoinRegionState> {
 
   Future<void> _onCreateRegionTapped(OnCreateRegionTapped event, Emitter<JoinRegionState> emit) async {
     emit(state.copyWith(isCreateRegionButtonLoading: true));
-    final result = await GetAvailableBalanceUseCase().run(TokenModel.fromId(seedsToken.id));
+    final result = await GetAvailableBalanceUseCase().run(seedsToken);
     emit(CreateRegionBalanceResultStateMapper().mapResultToState(state, result));
   }
 
diff --git a/lib/screens/explore_screens/unplant_seeds/interactor/viewmodels/unplant_seeds_state.dart b/lib/screens/explore_screens/unplant_seeds/interactor/viewmodels/unplant_seeds_state.dart
index eaf812e75..c2bcd840c 100644
--- a/lib/screens/explore_screens/unplant_seeds/interactor/viewmodels/unplant_seeds_state.dart
+++ b/lib/screens/explore_screens/unplant_seeds/interactor/viewmodels/unplant_seeds_state.dart
@@ -96,7 +96,7 @@ class UnplantSeedsState extends Equatable {
     );
   }
 
-  factory UnplantSeedsState.initial(RatesState ratesState, bool featureFlagDelegateEnabled) {
+  factory UnplantSeedsState.initial(RatesState ratesState, bool claimUnplantedSeedsEnabled) {
     return UnplantSeedsState(
       pageState: PageState.success,
       ratesState: ratesState,
@@ -106,7 +106,7 @@ class UnplantSeedsState extends Equatable {
       showMinPlantedBalanceAlert: false,
       isUnplantSeedsButtonEnabled: false,
       unplantedInputAmount: TokenDataModel(0),
-      showUnclaimedBalance: featureFlagDelegateEnabled,
+      showUnclaimedBalance: claimUnplantedSeedsEnabled,
       isClaimButtonEnabled: false,
     );
   }
diff --git a/lib/screens/profile_screens/profile/components/switch_account_bottom_sheet/interactor/mappers/set_private_key_state_mapper.dart b/lib/screens/profile_screens/profile/components/switch_account_bottom_sheet/interactor/mappers/set_private_key_state_mapper.dart
index 6786a6360..bd06d1d20 100644
--- a/lib/screens/profile_screens/profile/components/switch_account_bottom_sheet/interactor/mappers/set_private_key_state_mapper.dart
+++ b/lib/screens/profile_screens/profile/components/switch_account_bottom_sheet/interactor/mappers/set_private_key_state_mapper.dart
@@ -1,3 +1,4 @@
+import 'package:collection/collection.dart';
 import 'package:seeds/datasource/local/models/auth_data_model.dart';
 import 'package:seeds/domain-shared/page_state.dart';
 import 'package:seeds/domain-shared/result_to_state_mapper.dart';
@@ -9,12 +10,19 @@ class SetFoundPrivateKeyStateMapper extends StateMapper {
     if (result.isError) {
       return currentState.copyWith(pageState: PageState.failure, error: ImportKeyError.noPublicKeyFound);
     } else {
-      ///-------GET PRIVATE KEY
-      final String publicKey = result.asValue!.value;
-      // Find the keys pair match the public key
-      final Keys keys = currentState.keys.singleWhere((i) => i.publicKey == publicKey);
-      // Set the private key of the match pair
-      return currentState.copyWith(authDataModel: AuthDataModel.fromKeyAndNoWords(keys.privateKey));
+      ///-------GET PRIVATE KEY MATCHING ONE OF THE PUBLIC KEYS
+      for(final String publicKey in result.asValue!.value) {
+        // Find the keys pair match the public key
+        final Keys? keypair = currentState.keys.singleWhereOrNull((i) =>
+        i.publicKey == publicKey);
+        if(keypair != null) {
+          // Set the private key of the match pair
+          return currentState.copyWith(
+              authDataModel: AuthDataModel.fromKeyAndNoWords(
+                  keypair.privateKey));
+        }
+      }
+      return currentState.copyWith(pageState: PageState.failure, error: ImportKeyError.noPublicKeyFound);
     }
   }
 }
diff --git a/lib/screens/profile_screens/profile/components/switch_account_bottom_sheet/interactor/usecases/get_public_key_from_account_use_case copy.dart b/lib/screens/profile_screens/profile/components/switch_account_bottom_sheet/interactor/usecases/get_public_key_from_account_use_case copy.dart
index a1949f141..0359a4b6f 100644
--- a/lib/screens/profile_screens/profile/components/switch_account_bottom_sheet/interactor/usecases/get_public_key_from_account_use_case copy.dart	
+++ b/lib/screens/profile_screens/profile/components/switch_account_bottom_sheet/interactor/usecases/get_public_key_from_account_use_case copy.dart	
@@ -1,6 +1,6 @@
 import 'package:async/async.dart';
 import 'package:seeds/datasource/remote/api/profile_repository.dart';
 
-class GetPublicKeyFromAccountUseCase {
-  Future<Result> run(String account) => ProfileRepository().getAccountPublicKey(account);
+class GetPublicKeysFromAccountUseCase {
+  Future<Result> run(String account) => ProfileRepository().getAccountPublicKeys(account);
 }
diff --git a/lib/screens/profile_screens/profile/components/switch_account_bottom_sheet/interactor/usecases/import_accounts_use_case.dart b/lib/screens/profile_screens/profile/components/switch_account_bottom_sheet/interactor/usecases/import_accounts_use_case.dart
index 37a7cc23c..caed4b180 100644
--- a/lib/screens/profile_screens/profile/components/switch_account_bottom_sheet/interactor/usecases/import_accounts_use_case.dart
+++ b/lib/screens/profile_screens/profile/components/switch_account_bottom_sheet/interactor/usecases/import_accounts_use_case.dart
@@ -17,7 +17,7 @@ class ImportAccountsUseCase {
       return keyAccountsResponse;
     } else {
       final List<List<String>> keyAccountsValues =
-          keyAccountsResponse.map<List<String>>((i) => i.asValue!.value).toList();
+          keyAccountsResponse.map<List<String>>((i) => (i.asValue!.value as List).cast<String>()).toList();
       final List<String> keyAccounts = keyAccountsValues.expand((i) => i).toList();
       final List<String> savedAccounts = settingsStorage.accountsList;
       // Remove duplicated accounts
diff --git a/lib/screens/profile_screens/profile/components/switch_account_bottom_sheet/interactor/viewmodels/switch_account_bloc.dart b/lib/screens/profile_screens/profile/components/switch_account_bottom_sheet/interactor/viewmodels/switch_account_bloc.dart
index 89cca2d38..910fe7890 100644
--- a/lib/screens/profile_screens/profile/components/switch_account_bottom_sheet/interactor/viewmodels/switch_account_bloc.dart
+++ b/lib/screens/profile_screens/profile/components/switch_account_bottom_sheet/interactor/viewmodels/switch_account_bloc.dart
@@ -41,7 +41,7 @@ class SwitchAccountBloc extends Bloc<SwitchAccountEvent, SwitchAccountState> {
 
   Future<void> _onAccountSelected(OnAccountSelected event, Emitter<SwitchAccountState> emit) async {
     emit(state.copyWith(currentAcccout: event.profile));
-    final result = await GetPublicKeyFromAccountUseCase().run(event.profile.account);
+    final result = await GetPublicKeysFromAccountUseCase().run(event.profile.account);
     emit(SetFoundPrivateKeyStateMapper().mapResultToState(state, result));
     // Only refresh the current accountName and the privateKey, then fire auth.
     _authenticationBloc.add(OnSwitchAccount(event.profile.account, state.authDataModel!));
diff --git a/lib/screens/transfer/receive/receive_enter_data/interactor/usecases/receive_seeds_invoice_use_case.dart b/lib/screens/transfer/receive/receive_enter_data/interactor/usecases/receive_seeds_invoice_use_case.dart
index f05f9179c..194c2d140 100644
--- a/lib/screens/transfer/receive/receive_enter_data/interactor/usecases/receive_seeds_invoice_use_case.dart
+++ b/lib/screens/transfer/receive/receive_enter_data/interactor/usecases/receive_seeds_invoice_use_case.dart
@@ -19,7 +19,7 @@ class ReceiveSeedsInvoiceUseCase extends InputUseCase<ReceiveInvoiceResponse, _I
     final Result<String> invoice = await _invoiceRepository.createInvoice(
       tokenAmount: input.tokenAmount,
       accountName: settingsStorage.accountName,
-      tokenContract: TokenModel.fromId(input.tokenAmount.id!).contract,
+      tokenContract: input.tokenAmount.token.contract,
       memo: input.memo,
     );
 
diff --git a/lib/screens/transfer/send/send_confirmation/interactor/mappers/initial_validation_state_mapper.dart b/lib/screens/transfer/send/send_confirmation/interactor/mappers/initial_validation_state_mapper.dart
index 2d870da41..addc449dc 100644
--- a/lib/screens/transfer/send/send_confirmation/interactor/mappers/initial_validation_state_mapper.dart
+++ b/lib/screens/transfer/send/send_confirmation/interactor/mappers/initial_validation_state_mapper.dart
@@ -1,4 +1,5 @@
 import 'package:seeds/datasource/remote/model/balance_model.dart';
+import 'package:seeds/datasource/remote/model/token_model.dart';
 import 'package:seeds/domain-shared/page_state.dart';
 import 'package:seeds/domain-shared/result_to_state_mapper.dart';
 import 'package:seeds/screens/transfer/send/send_confirmation/interactor/viewmodels/send_confirmation_bloc.dart';
@@ -11,8 +12,15 @@ class InitialValidationStateMapper extends StateMapper {
     } else {
       final BalanceModel balance = result.asValue!.value;
       final eosAction = currentState.transaction.actions.first;
-      final amountRequested = (eosAction.data?['quantity'] as String).split(' ').first;
-      final hasEnoughBalance = (balance.quantity - double.parse(amountRequested)) >= 0;
+      final contract = eosAction.account;
+      final quantitySplit = (eosAction.data?['quantity'] as String).split(' ');
+      final amountRequested = quantitySplit.first;
+      final symbol = quantitySplit[1];
+      final token = TokenModel.fromId("$contract#$symbol");
+      final double insufficiency = double.parse(amountRequested) - balance.quantity;
+      final hasEnoughBalance = (token != null) ?
+          !token.blockTransfer(insufficiency, eosAction.data?['to']) :
+          insufficiency <= 0;
       if (hasEnoughBalance) {
         return currentState.copyWith(pageState: PageState.success);
       } else {
diff --git a/lib/screens/transfer/send/send_confirmation/interactor/viewmodels/send_confirmation_bloc.dart b/lib/screens/transfer/send/send_confirmation/interactor/viewmodels/send_confirmation_bloc.dart
index 08e1494a4..65d6c1adc 100644
--- a/lib/screens/transfer/send/send_confirmation/interactor/viewmodels/send_confirmation_bloc.dart
+++ b/lib/screens/transfer/send/send_confirmation/interactor/viewmodels/send_confirmation_bloc.dart
@@ -31,13 +31,25 @@ class SendConfirmationBloc extends Bloc<SendConfirmationEvent, SendConfirmationS
     // We can extend this initial validation logic in future using a switch case for any transaction type
     // for now it only validates a transfer
     if (state.isTransfer) {
-      final esoAction = state.transaction.actions.first;
-      final symbol = (esoAction.data?['quantity'] as String).split(' ').last;
-      final targetToken = TokenModel.allTokens.singleWhereOrNull((i) => i.symbol == symbol);
-      if (targetToken != null) {
-        final Result<BalanceModel> result = await GetAvailableBalanceUseCase().run(targetToken);
-        emit(InitialValidationStateMapper().mapResultToState(state, result));
-      }
+      final eosAction = state.transaction.actions.first;
+      final symbol = (eosAction.data?['quantity'] as String).split(' ').last;
+      final contract = eosAction.account;
+      var targetToken = TokenModel.allTokens.
+          singleWhereOrNull((i) => i.symbol == symbol && i.contract == contract);
+      targetToken ??= TokenModel(
+        chainName: "Telos",
+        contract: eosAction.account!,
+        symbol: symbol,
+        name: eosAction.name!,
+        backgroundImageUrl: '',
+        logoUrl: '',
+        balanceSubTitle: 'Wallet Balance',
+        overdraw: '',
+        precision: 4,
+        usecases: [],
+      );
+      final Result<BalanceModel> result = await GetAvailableBalanceUseCase().run(targetToken);
+      emit(InitialValidationStateMapper().mapResultToState(state, result));
     } else {
       emit(state.copyWith(pageState: PageState.success));
     }
diff --git a/lib/screens/transfer/send/send_enter_data/interactor/mappers/send_amount_change_mapper.dart b/lib/screens/transfer/send/send_enter_data/interactor/mappers/send_amount_change_mapper.dart
index 642fa5886..6b17bf002 100644
--- a/lib/screens/transfer/send/send_enter_data/interactor/mappers/send_amount_change_mapper.dart
+++ b/lib/screens/transfer/send/send_enter_data/interactor/mappers/send_amount_change_mapper.dart
@@ -1,6 +1,7 @@
 import 'package:seeds/blocs/rates/viewmodels/rates_bloc.dart';
 import 'package:seeds/datasource/local/models/token_data_model.dart';
 import 'package:seeds/datasource/local/settings_storage.dart';
+import 'package:seeds/datasource/remote/model/token_model.dart';
 import 'package:seeds/domain-shared/result_to_state_mapper.dart';
 import 'package:seeds/screens/transfer/send/send_enter_data/interactor/viewmodels/send_enter_data_bloc.dart';
 import 'package:seeds/utils/rate_states_extensions.dart';
@@ -12,17 +13,19 @@ class SendAmountChangeMapper extends StateMapper {
     final tokenAmount = TokenDataModel(parsedQuantity, token: settingsStorage.selectedToken);
     final selectedFiat = settingsStorage.selectedFiatCurrency;
     final fiatAmount = rateState.tokenToFiat(tokenAmount, selectedFiat);
+    final toAccount = currentState.sendTo.account;
 
     final double currentAvailable = currentState.availableBalance?.amount ?? 0;
 
-    final bool enoughBalance = parsedQuantity <= currentAvailable ||
-        currentState.availableBalance?.asFormattedString() == tokenAmount.asFormattedString();
+    final double insufficiency =
+        currentState.availableBalance?.asFormattedString() == tokenAmount.asFormattedString() ? 0.0 :
+        parsedQuantity - currentAvailable;
 
     return currentState.copyWith(
       fiatAmount: fiatAmount,
-      isNextButtonEnabled: parsedQuantity > 0 && enoughBalance,
+      isNextButtonEnabled: parsedQuantity > 0 && !settingsStorage.selectedToken.blockTransfer(insufficiency, toAccount),
       tokenAmount: tokenAmount,
-      showAlert: !enoughBalance,
+      showAlert: settingsStorage.selectedToken.warnTransfer(insufficiency, toAccount) != null,
     );
   }
 }
diff --git a/lib/screens/transfer/send/send_enter_data/interactor/viewmodels/send_enter_data_bloc.dart b/lib/screens/transfer/send/send_enter_data/interactor/viewmodels/send_enter_data_bloc.dart
index 5a8c054f2..2f7995a0a 100644
--- a/lib/screens/transfer/send/send_enter_data/interactor/viewmodels/send_enter_data_bloc.dart
+++ b/lib/screens/transfer/send/send_enter_data/interactor/viewmodels/send_enter_data_bloc.dart
@@ -8,6 +8,7 @@ import 'package:seeds/datasource/local/models/token_data_model.dart';
 import 'package:seeds/datasource/local/settings_storage.dart';
 import 'package:seeds/datasource/remote/model/balance_model.dart';
 import 'package:seeds/datasource/remote/model/profile_model.dart';
+import 'package:seeds/datasource/remote/model/token_model.dart';
 import 'package:seeds/domain-shared/app_constants.dart';
 import 'package:seeds/domain-shared/base_use_case.dart';
 import 'package:seeds/domain-shared/page_command.dart';
@@ -67,7 +68,7 @@ class SendEnterDataBloc extends Bloc<SendEnterDataEvent, SendEnterDataState> {
         data: {
           'from': settingsStorage.accountName,
           'to': state.sendTo.account,
-          'quantity': state.tokenAmount.asFormattedString(),
+          'quantity': TokenModel.getAssetString(state.tokenAmount.id, state.tokenAmount.amount),
           'memo': state.memo,
         },
       ),
diff --git a/lib/screens/transfer/send/send_enter_data/send_enter_data_screen.dart b/lib/screens/transfer/send/send_enter_data/send_enter_data_screen.dart
index f6d23ace0..2804fbaaa 100644
--- a/lib/screens/transfer/send/send_enter_data/send_enter_data_screen.dart
+++ b/lib/screens/transfer/send/send_enter_data/send_enter_data_screen.dart
@@ -87,7 +87,7 @@ class SendEnterDataScreen extends StatelessWidget {
                       ? const SendLoadingIndicator()
                       : const SafeArea(child: FullPageLoadingIndicator());
                 case PageState.failure:
-                  return const SafeArea(child: FullPageErrorIndicator());
+                  return SafeArea(child: FullPageErrorIndicator(errorMessage: state.errorMessage));
                 case PageState.success:
                   return SafeArea(
                     minimum: const EdgeInsets.all(horizontalEdgePadding),
diff --git a/lib/screens/wallet/components/tokens_cards/components/currency_info_card.dart b/lib/screens/wallet/components/tokens_cards/components/currency_info_card.dart
index 700da212c..059122870 100644
--- a/lib/screens/wallet/components/tokens_cards/components/currency_info_card.dart
+++ b/lib/screens/wallet/components/tokens_cards/components/currency_info_card.dart
@@ -5,7 +5,8 @@ import 'package:seeds/utils/build_context_extension.dart';
 
 class CurrencyInfoCard extends StatelessWidget {
   // TODO(chuck): provide default image
-  static const defaultBgImage = 'assets/images/wallet/currency_info_cards/tlos/background.jpg';
+  static const defaultBgImage = 'assets/images/wallet/currency_info_cards/tlos/background.png';
+  static const defaultBalanceSubtitle = 'Balance';
 
   final TokenBalanceViewModel tokenBalance;
   final String fiatBalance;
diff --git a/lib/screens/wallet/components/tokens_cards/interactor/mappers/token_balances_state_mapper.dart b/lib/screens/wallet/components/tokens_cards/interactor/mappers/token_balances_state_mapper.dart
index b90d1fc88..60131f52b 100644
--- a/lib/screens/wallet/components/tokens_cards/interactor/mappers/token_balances_state_mapper.dart
+++ b/lib/screens/wallet/components/tokens_cards/interactor/mappers/token_balances_state_mapper.dart
@@ -37,7 +37,7 @@ class TokenBalancesStateMapper {
           }
         } else {
           final BalanceModel balance = result.asValue!.value;
-          if (whitelisted || balance.quantity > 0) {
+          if (whitelisted || balance.quantity != 0) {
             available.add(TokenBalanceViewModel(token, TokenDataModel(balance.quantity, token: token)));
             newWhitelist.add(token.id);
           }
diff --git a/lib/utils/rate_states_extensions.dart b/lib/utils/rate_states_extensions.dart
index b407277e8..b6a276b05 100644
--- a/lib/utils/rate_states_extensions.dart
+++ b/lib/utils/rate_states_extensions.dart
@@ -27,7 +27,7 @@ extension RatesStateExtensions on RatesState {
       if (rateModel != null) {
         final double? tokenValue = rateModel.usdToToken(usdValue);
         if (tokenValue != null) {
-          return TokenDataModel(tokenValue, token: TokenModel.fromId(tokenId));
+          return TokenDataModel(tokenValue, token: TokenModel.fromId(tokenId)!);
         }
       }
     }
diff --git a/pubspec.yaml b/pubspec.yaml
index 1b7ae9449..c6c9efb49 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -65,6 +65,7 @@ dependencies:
   firebase_app_installations: ^0.2.3+4
   package_info_plus: ^4.1.0
   flutter_dotenv: ^5.1.0
+  dynamic_parallel_queue: ^1.0.3+2
 
 dev_dependencies:
   flutter_test: