diff --git a/docs/api.md b/docs/api.md
index ac556692..27115e7a 100644
--- a/docs/api.md
+++ b/docs/api.md
@@ -39,7 +39,14 @@
   * [rattleItemPile](#rattleItemPile)
   * [isItemPileLocked](#isItemPileLocked)
   * [isItemPileClosed](#isItemPileClosed)
+  * [isValidItemPile](#isValidItemPile)
+  * [isRegularItemPile](#isRegularItemPile)
   * [isItemPileContainer](#isItemPileContainer)
+  * [isItemPileLootable](#isItemPileLootable)
+  * [isItemPileVault](#isItemPileVault)
+  * [isItemPileMerchant](#isItemPileMerchant)
+  * [isItemPileAuctioneer](#isItemPileAuctioneer)
+  * [isItemPileEmpty](#isItemPileEmpty)
   * [updateItemPile](#updateItemPile)
   * [deleteItemPile](#deleteItemPile)
   * [splitItemPileContents](#splitItemPileContents)
@@ -515,9 +522,10 @@ Causes the item pile to play a sound as it was attempted to be opened, but was l
 
 Whether an item pile is locked. If it is not enabled or not a container, it is always false.
 
-| Param  | Type                  |
-|--------|-----------------------|
-| target | `Token/TokenDocument` |
+| Param              | Type                          | Default | Description                   |
+|--------------------|-------------------------------|---------|-------------------------------|
+| target             | `Token/TokenDocument`         |         | Target token to check         |
+| [data]             | `Object/boolean`              | `false` | Existing data flags to use    |
 
 ---
 
@@ -527,9 +535,36 @@ Whether an item pile is locked. If it is not enabled or not a container, it is a
 
 Whether an item pile is closed. If it is not enabled or not a container, it is always false.
 
-| Param  | Type                  |
-|--------|-----------------------|
-| target | `Token/TokenDocument` |
+| Param              | Type                          | Default | Description                   |
+|--------------------|-------------------------------|---------|-------------------------------|
+| target             | `Token/TokenDocument`         |         | Target token to check         |
+| [data]             | `Object/boolean`              | `false` | Existing data flags to use    |
+
+---
+
+### isValidItemPile
+
+`game.itempiles.API.isValidItemPile(target)` ⇒ `boolean`
+
+Whether an item pile is a valid item pile. If it is not enabled, it is always false.
+
+| Param              | Type                          | Default | Description                   |
+|--------------------|-------------------------------|---------|-------------------------------|
+| target             | `Token/TokenDocument`         |         | Target token to check         |
+| [data]             | `Object/boolean`              | `false` | Existing data flags to use    |
+
+---
+
+### isRegularItemPile
+
+`game.itempiles.API.isRegularItemPile(target)` ⇒ `boolean`
+
+Whether an item pile is a regular item pile. If it is not enabled, it is always false.
+
+| Param              | Type                          | Default | Description                   |
+|--------------------|-------------------------------|---------|-------------------------------|
+| target             | `Token/TokenDocument`         |         | Target token to check         |
+| [data]             | `Object/boolean`              | `false` | Existing data flags to use    |
 
 ---
 
@@ -539,12 +574,78 @@ Whether an item pile is closed. If it is not enabled or not a container, it is a
 
 Whether an item pile is a container. If it is not enabled, it is always false.
 
-| Param  | Type                  |
-|--------|-----------------------|
-| target | `Token/TokenDocument` |
+| Param              | Type                          | Default | Description                   |
+|--------------------|-------------------------------|---------|-------------------------------|
+| target             | `Token/TokenDocument`         |         | Target token to check         |
+| [data]             | `Object/boolean`              | `false` | Existing data flags to use    |
+
+---
+
+### isItemPileLootable
+
+`game.itempiles.API.isItemPileLootable(target)` ⇒ `boolean`
+
+Whether an item pile is a lootable. If it is not enabled, it is always false.
+
+| Param              | Type                          | Default | Description                   |
+|--------------------|-------------------------------|---------|-------------------------------|
+| target             | `Token/TokenDocument`         |         | Target token to check         |
+| [data]             | `Object/boolean`              | `false` | Existing data flags to use    |
+
+---
+
+### isItemPileVault
+
+`game.itempiles.API.isItemPileVault(target)` ⇒ `boolean`
+
+Whether an item pile is a vault. If it is not enabled, it is always false.
+
+| Param              | Type                          | Default | Description                   |
+|--------------------|-------------------------------|---------|-------------------------------|
+| target             | `Token/TokenDocument`         |         | Target token to check         |
+| [data]             | `Object/boolean`              | `false` | Existing data flags to use    |
 
 ---
 
+### isItemPileMerchant
+
+`game.itempiles.API.isItemPileMerchant(target)` ⇒ `boolean`
+
+Whether an item pile is a merchant. If it is not enabled, it is always false.
+
+| Param              | Type                          | Default | Description                   |
+|--------------------|-------------------------------|---------|-------------------------------|
+| target             | `Token/TokenDocument`         |         | Target token to check         |
+| [data]             | `Object/boolean`              | `false` | Existing data flags to use    |
+
+---
+
+### isItemPileAuctioneer
+
+`game.itempiles.API.isItemPileAuctioneer(target)` ⇒ `boolean`
+
+Whether an item pile is a auctioneer. If it is not enabled, it is always false.
+
+| Param              | Type                          | Default | Description                   |
+|--------------------|-------------------------------|---------|-------------------------------|
+| target             | `Token/TokenDocument`         |         | Target token to check         |
+| [data]             | `Object/boolean`              | `false` | Existing data flags to use    |
+
+---
+
+### isItemPileEmpty
+
+`game.itempiles.API.isItemPileEmpty(target)` ⇒ `boolean`
+
+Whether an item pile is a empty pile. If it is not enabled, it is always false.
+
+| Param              | Type                          | Default | Description                   |
+|--------------------|-------------------------------|---------|-------------------------------|
+| target             | `Token/TokenDocument`         |         | Target token to check         |
+
+---
+
+
 ### updateItemPile
 
 `game.itempiles.API.updateItemPile(target, newData, options)` ⇒ `Promise`
@@ -1243,3 +1344,5 @@ Trades multiple items between one actor to another, and currencies and/or change
 | items           | `Array<Object<{item: Item/string, quantity: number, paymentIndex: number}>>` |         | An array of objects containing the item or the id of the                                                                                              item to be sold, the quantity to be sold, and the payment                                                                                              index to be used |
 | [interactionId] | `string/boolean`                                                             | `false` | The ID of this interaction                                                                                                                                                                                                                                                                                                    |
 
+
+
diff --git a/src/API/api.js b/src/API/api.js
index bd6bc442..aeeb1077 100644
--- a/src/API/api.js
+++ b/src/API/api.js
@@ -951,33 +951,109 @@ class API {
 	 * Whether an item pile is locked. If it is not enabled or not a container, it is always false.
 	 *
 	 * @param {Token/TokenDocument} target
-	 *
+	 * @param {Object/boolean} [data=false] data existing flags data to use
 	 * @return {boolean}
 	 */
-	static isItemPileLocked(target) {
-		return PileUtilities.isItemPileLocked(target);
+	static isItemPileLocked(target, data = false) {
+		return PileUtilities.isItemPileLocked(target, data);
 	}
 
 	/**
 	 * Whether an item pile is closed. If it is not enabled or not a container, it is always false.
 	 *
 	 * @param {Token/TokenDocument} target
-	 *
+	 * @param {Object/boolean} [data=false] data existing flags data to use
 	 * @return {boolean}
 	 */
-	static isItemPileClosed(target) {
-		return PileUtilities.isItemPileClosed(target);
+	static isItemPileClosed(target, data = false) {
+		return PileUtilities.isItemPileClosed(target, data);
 	}
 
+	/**
+	 * Whether an item pile is a valid item pile. If it is not enabled, it is always false.
+	 *
+	 * @param {Token/TokenDocument} target
+	 * @param {Object/boolean} [data=false] data existing flags data to use
+	 * @return {boolean}
+	 */
+	static isValidItemPile(target, data = false) {
+		return PileUtilities.isValidItemPile(target, data);
+	}
+	
+    /**
+	 * Whether an item pile is a regular item pile. If it is not enabled, it is always false.
+	 *
+	 * @param {Token/TokenDocument} target
+	 * @param {Object/boolean} [data=false] data existing flags data to use
+	 * @return {boolean}
+	 */
+	static isRegularItemPile(target, data = false) {
+		return PileUtilities.isRegularItemPile(target, data);
+	}
+	
 	/**
 	 * Whether an item pile is a container. If it is not enabled, it is always false.
 	 *
 	 * @param {Token/TokenDocument} target
+	 * @param {Object/boolean} [data=false] data existing flags data to use
+	 * @return {boolean}
+	 */
+	static isItemPileContainer(target, data = false) {
+		return PileUtilities.isItemPileContainer(target, data);
+	}
+	
+	/**
+	 * Whether an item pile is a lootable. If it is not enabled, it is always false.
 	 *
+	 * @param {Token/TokenDocument} target
+	 * @param {Object/boolean} [data=false] data existing flags data to use
+	 * @return {boolean}
+	 */
+	static isItemPileLootable(target, data = false) {
+		return PileUtilities.isItemPileLootable(target, data);
+	}
+	
+	/**
+	 * Whether an item pile is a vault. If it is not enabled, it is always false.
+	 *
+	 * @param {Token/TokenDocument} target
+	 * @param {Object/boolean} [data=false] data existing flags data to use
+	 * @return {boolean}
+	 */
+	static isItemPileVault(target, data = false) {
+		return PileUtilities.isItemPileVault(target, data);
+	}
+	
+	/**
+	 * Whether an item pile is a merchant. If it is not enabled, it is always false.
+	 *
+	 * @param {Token/TokenDocument} target
+	 * @param {Object/boolean} [data=false] data existing flags data to use
+	 * @return {boolean}
+	 */
+	static isItemPileMerchant(target, data = false) {
+		return PileUtilities.isItemPileMerchant(target, data);
+	}
+	
+	/**
+	 * Whether an item pile is a merchant. If it is not enabled, it is always false.
+	 *
+	 * @param {Token/TokenDocument} target
+	 * @param {Object/boolean} [data=false] data existing flags data to use
+	 * @return {boolean}
+	 */
+	static isItemPileAuctioneer(target, data = false) {
+		return PileUtilities.isItemPileAuctioneer(target, data);
+	}
+
+	/**
+	 * Whether an item pile is empty pile. If it is not enabled, it is always false.
+	 *
+	 * @param {Token/TokenDocument} target
 	 * @return {boolean}
 	 */
-	static isItemPileContainer(target) {
-		return PileUtilities.isItemPileContainer(target);
+	static isItemPileEmpty(target) {
+		return PileUtilities.isItemPileEmpty(target);
 	}
 
 	/**
diff --git a/src/constants/constants.js b/src/constants/constants.js
index 6602342d..e514ab3c 100644
--- a/src/constants/constants.js
+++ b/src/constants/constants.js
@@ -75,7 +75,8 @@ const CONSTANTS = {
 		PILE: "pile",
 		CONTAINER: "container",
 		MERCHANT: "merchant",
-		VAULT: "vault"
+		VAULT: "vault",
+		AUCTIONEER: "auctioneer",
 	},
 
 	VAULT_LOGGING_TYPES: {
diff --git a/src/helpers/pile-utilities.js b/src/helpers/pile-utilities.js
index a701e8f8..bb50c337 100644
--- a/src/helpers/pile-utilities.js
+++ b/src/helpers/pile-utilities.js
@@ -129,6 +129,12 @@ export function isItemPileMerchant(target, data = false) {
 	return pileData?.enabled && pileData?.type === CONSTANTS.PILE_TYPES.MERCHANT;
 }
 
+export function isItemPileAuctioneer(target, data = false) {
+	const targetActor = Utilities.getActor(target);
+	const pileData = getActorFlagData(targetActor, data);
+	return pileData?.enabled && pileData?.type === CONSTANTS.PILE_TYPES.AUCTIONEER;
+}
+
 export function isItemPileClosed(target, data = false) {
 	const targetActor = Utilities.getActor(target);
 	const pileData = getActorFlagData(targetActor, data);
diff --git a/src/helpers/utilities.js b/src/helpers/utilities.js
index 87ddebb4..4ae3fb4c 100644
--- a/src/helpers/utilities.js
+++ b/src/helpers/utilities.js
@@ -132,6 +132,10 @@ export function refreshItemTypesThatCanStack() {
 	getItemTypesThatCanStack();
 }
 
+/**
+ * Retrieve all system item types that can be stacked
+ * @returns {Set<string>}                       The items type that can be stacked on this system
+ */
 export function getItemTypesThatCanStack() {
 	if (!itemTypesWithQuantities) {