diff --git a/.gitignore b/.gitignore
index 23b9d6b..f053b35 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,3 @@
 node_modules
 .idea
-
-
+bower_components
\ No newline at end of file
diff --git a/dist/choona.js b/dist/choona.js
index 547a16e..b77c8a5 100644
--- a/dist/choona.js
+++ b/dist/choona.js
@@ -115,6 +115,23 @@
         }
       }
     },
+    addProperty: function(obj, prop, getCallback, setCallback) {
+      var v;
+      //var v = obj[prop]; //Initialise with Old Property Value
+      Object.defineProperty(obj, prop, {
+        enumerable: true,
+        configurable: true,
+        get: function() {
+          getCallback(v);
+          return v;
+        },
+        set: function(value) {
+          v = value;
+          setCallback(v);
+        }
+      });
+
+    },
     loadHTML: function(ele, str) {
       ele.innerHTML = str;
       //TODO - find any submodule
@@ -192,7 +209,26 @@
   "use strict";
   choona.Model = choona.EventBus.extend({
     initialize: function() {
-      choona.EventBus.call(this);
+      choona.EventBus.apply(this, arguments);
+      this.loadDefaults();
+    },
+    loadDefaults: function() {
+      var self = this;
+      choona.Util.for(this.defaults, function(v, key) {
+        self.addProperty(key);
+      });
+    },
+    addProperty: function(key) {
+      var self = this;
+      choona.Util.addProperty(this,
+        key,
+        function() {
+          //Get Callback
+        },
+        function(val) {
+          //Set Callback
+          this.publish("change:" + key);
+        });
     },
     publishChange: function() {
       this.publish("change");
diff --git a/dist/choona.min.js b/dist/choona.min.js
index 1d08941..3b40c95 100644
--- a/dist/choona.min.js
+++ b/dist/choona.min.js
@@ -1 +1 @@
-var choona={};!function(){"use strict";var a=function(b){var c,d=function(){"function"==typeof b.initialize&&b.initialize.apply(this,arguments)};c=void 0!==this&&this.extend===a?this:Object,d.prototype=Object.create(c.prototype),d.prototype.constructor=d;for(var e in b)b.hasOwnProperty(e)&&(d.prototype[e]=b[e]);return d.extend=a,d.parent=c,d.super=c.prototype,d};choona.klass=a}(),choona.Base=choona.klass({}),function(){"use strict";choona.Settings={preStart:function(){},postEnd:function(){},postTemplateProcessing:function(a){return a},moduleResolver:function(a){return a},debug:!1,isConsoleAvailable:!1}}(),function(){"use strict";var a="undefined"!=typeof Element&&Element.prototype||{},b=a.addEventListener||function(a,b){return this.attachEvent("on"+a,b)},c=a.removeEventListener||function(a,b){return this.detachEvent("on"+a,b)};a.matchesSelector=a.matches||a.webkitMatchesSelector||a.mozMatchesSelector||a.msMatchesSelector,a.matches||(a.matches=a.matchesSelector),choona.Util={log:function(){choona.Settings.debug===!0&&choona.Settings.isConsoleAvailable===!0&&console.log.apply(console,arguments)},logError:function(){choona.Settings.debug===!0&&choona.Settings.isConsoleAvailable===!0&&console.error.apply(console,arguments)},bindEvent:function(a,c,d){b.call(a,c,d,!1)},unbindEvent:function(a,b,d){c.call(a,b,d)},"for":function(a,b){for(var c in a)a.hasOwnProperty(c)&&b(a[c],c)},loadHTML:function(a,b){a.innerHTML=b}}}(),function(){"use strict";var a=choona.Util.log;choona.EventBus=choona.Base.extend({initialize:function(){this._NewsPaperList={},this._OrderList=[]},on:function(){return this.subscribe.apply(this,arguments)},subscribe:function(b,c){if(a("subscribed ",b),"string"!=typeof b||"function"!=typeof c)return-1;var d=this._NewsPaperList[b];"object"!=typeof d&&(d=this._NewsPaperList[b]=[]);var e=d.push(c)-1;return this._OrderList.push({newsPaper:b,customer:e})-1},off:function(){return this.unsubscribe.apply(this,arguments)},unsubscribe:function(b){var c=this._OrderList[b];void 0!==c&&(a("unsubscribe ",c.newsPaper),delete this._NewsPaperList[c.newsPaper][c.customer])},trigger:function(){this.publish.apply(this,arguments)},publish:function(){a.apply(null,arguments);var b=Array.prototype.slice.call(arguments),c=b.slice(0,1)[0];b.shift();var d=this._NewsPaperList[c];if("undefined"!=typeof d)for(var e=d.length,f=0;e>f;f++)"function"==typeof d[f]&&d[f].apply(this,b)}})}(),function(){"use strict";choona.Model=choona.EventBus.extend({initialize:function(){choona.EventBus.call(this)},publishChange:function(){this.publish("change")}})}(),function(){"use strict";choona.Settings.GlobalEventBus=new choona.EventBus;var a=choona.Util.log;choona.View=choona.Base.extend({initialize:function(a,b){if(choona.Base.call(this),this.config=a.config,this._viewMetadata={eventBus:choona.Settings.GlobalEventBus,topicList:{},subModuleList:{},id:a.id,eventsMap:[],mercykillFunc:null},"string"!=typeof a.id||""===a.id)throw new Error("Id provided is not String or it is a blank sting");if(void 0!==b?(this._viewMetadata.mercykillFunc=b.mercykillFunc,this._viewMetadata.eventBus=b.parentEventBus,this.$=b.parentNode.querySelector("#"+a.id)):this.$=document.querySelector("#"+a.id),null===this.$)throw new Error('Unable to Load Module, as I am unable to find id="'+a.id+'" inside Root DOM');window.jQuery&&(this.$el=this.$$=window.jQuery(this.$));var c="";"string"==typeof this.template&&(c=this.template),"function"==typeof this.template&&(c=this.template()),this.$.innerHTML=choona.Settings.postTemplateProcessing(c),this.isolatedEventBus===!0&&(this._viewMetadata.eventBus=new choona.EventBus);var d=this;void 0!==this.globalEvents&&choona.Util.for(this.globalEvents,function(a,b){d.subscribeGlobalEvent(b,a)}),void 0!==this.events&&this.on(this.events),"function"==typeof choona.Settings.preStart&&choona.Settings.preStart.call(this)},_getEventBus:function(){return this._viewMetadata.eventBus},subscribeGlobalEvent:function(a,b){var c=this,d=function(){c[b].apply(c,arguments)};void 0===this._viewMetadata.topicList[a]&&(this._viewMetadata.topicList[a]=[]);var e=this._getEventBus();this._viewMetadata.topicList[a].push(e.subscribe(a,d))},unsubscribeGlobalEvent:function(a){var b=this._getEventBus();void 0!==this._viewMetadata.topicList[a]&&(this._viewMetadata.topicList[a].map(function(a){b.unsubscribe(a)}),delete this._viewMetadata.topicList[a])},publishGlobalEvent:function(){var a=this._getEventBus();a.publish.apply(a,arguments)},loadSubView:function(a){var b=this;if(void 0!==this._viewMetadata.subModuleList[a.id])throw new Error("data.id::"+a.id+" is already contains a module.  Please provide separate id new module");this._viewMetadata.subModuleList[a.id]=new a.module(a,{parentNode:this.$,parentEventBus:this._getEventBus(),mercykillFunc:function(){b.removeSubView(a.id)}})},killme:function(){"function"==typeof this._viewMetadata.mercykillFunc&&this._viewMetadata.mercykillFunc()},removeSubView:function(a){void 0!==this._viewMetadata.subModuleList[a]&&(this._viewMetadata.subModuleList[a]._endModule(),delete this._viewMetadata.subModuleList[a])},on:function(a){var b=this;choona.Util.for(a,function(a,c){c=c.trim().replace(/ +/g," ");var d=c.split(" "),e=d.shift(),f=d.join(" "),g=function(c){""===f?b[a].call(b,c,c.target,c.target.dataset):c.target.matches(f)&&b[a].call(b,c,c.target,c.target.dataset)};choona.Util.bindEvent(b.$,e,g),b._viewMetadata.eventsMap[c]={eventName:e,callback:g}})},off:function(a){var b=this._viewMetadata.eventsMap[a];void 0!==b&&"object"==typeof b&&(choona.Util.unbindEvent(this.$,b.eventName,b.callback),delete this._viewMetadata.eventsMap[a])},end:function(){console.log("Ending base View")},_endModule:function(){"function"==typeof choona.Settings.postEnd&&choona.Settings.postEnd.call(this);var b=this;choona.Util.for(this._viewMetadata.subModuleList,function(a,c){b.removeSubView(c)}),"function"==typeof this.end&&this.end(),this._viewMetadata.eventsMap.map(function(a,c){b.off(c)}),this.$.innerHTML="",choona.Util.for(this._viewMetadata.topicList,function(a,c){b.unsubscribeGlobalEvent(c)}),delete this.$,delete this.$el,delete this.$$,delete this.config,a("ended module -> "+this._viewMetadata.id),delete this._viewMetadata.id,delete this._viewMetadata.subModuleList,delete this._viewMetadata.eventBus,delete this._viewMetadata.topicList,delete this._viewMetadata.eventsMap,delete this._viewMetadata}}),choona.loadView=function(a){return new a.module(a)}}(),function(){"use strict";choona.Router=choona.View.extend({initialize:function(){choona.View.apply(this,arguments),this.router=[];var a=this;choona.Util.for(this.config.routes,function(b,c){a.router.push({path:c,callback:function(){a.removeSubView("router"),a.loadSubView({id:"router",module:b})}})}),this.onDocumentClick=function(b){var c=b.target.getAttribute("href"),d=a.loadPath(c,!1);d===!1&&(b.stopPropagation(),b.stopImmediatePropagation(),b.preventDefault())},this.onPopstate=function(){var b=document.location.pathname;a.loadPath(b,!0)},choona.Util.bindEvent(document,"click",this.onDocumentClick),choona.Util.bindEvent(window,"popstate",this.onPopstate)},template:"<router id='router'></router>",loadPath:function(a,b){var c=this,d=!1;return this.router.map(function(e){if(e.path===a){d=!0,b===!1&&history.pushState({},"",a);var f=!0;"function"==typeof c.config.before&&(f=c.config.before(a)),f===!0&&e.callback()}}),!d},end:function(){choona.Util.unbindEvent(document,"click",this.onDocumentClick),choona.Util.unbindEvent(window,"popstate",this.onPopstate),delete this.onDocumentClick,delete this.onPopstate}})}(),function(){"use strict";"function"==typeof define&&define.amd&&define("choona",[],function(){return choona})}();
\ No newline at end of file
+var choona={};!function(){"use strict";var a=function(b){var c,d=function(){"function"==typeof b.initialize&&b.initialize.apply(this,arguments)};c=void 0!==this&&this.extend===a?this:Object,d.prototype=Object.create(c.prototype),d.prototype.constructor=d;for(var e in b)b.hasOwnProperty(e)&&(d.prototype[e]=b[e]);return d.extend=a,d.parent=c,d.super=c.prototype,d};choona.klass=a}(),choona.Base=choona.klass({}),function(){"use strict";choona.Settings={preStart:function(){},postEnd:function(){},postTemplateProcessing:function(a){return a},moduleResolver:function(a){return a},debug:!1,isConsoleAvailable:!1}}(),function(){"use strict";var a="undefined"!=typeof Element&&Element.prototype||{},b=a.addEventListener||function(a,b){return this.attachEvent("on"+a,b)},c=a.removeEventListener||function(a,b){return this.detachEvent("on"+a,b)};a.matchesSelector=a.matches||a.webkitMatchesSelector||a.mozMatchesSelector||a.msMatchesSelector,a.matches||(a.matches=a.matchesSelector),choona.Util={log:function(){choona.Settings.debug===!0&&choona.Settings.isConsoleAvailable===!0&&console.log.apply(console,arguments)},logError:function(){choona.Settings.debug===!0&&choona.Settings.isConsoleAvailable===!0&&console.error.apply(console,arguments)},bindEvent:function(a,c,d){b.call(a,c,d,!1)},unbindEvent:function(a,b,d){c.call(a,b,d)},"for":function(a,b){for(var c in a)a.hasOwnProperty(c)&&b(a[c],c)},addProperty:function(a,b,c,d){var e;Object.defineProperty(a,b,{enumerable:!0,configurable:!0,get:function(){return c(e),e},set:function(a){e=a,d(e)}})},loadHTML:function(a,b){a.innerHTML=b}}}(),function(){"use strict";var a=choona.Util.log;choona.EventBus=choona.Base.extend({initialize:function(){this._NewsPaperList={},this._OrderList=[]},on:function(){return this.subscribe.apply(this,arguments)},subscribe:function(b,c){if(a("subscribed ",b),"string"!=typeof b||"function"!=typeof c)return-1;var d=this._NewsPaperList[b];"object"!=typeof d&&(d=this._NewsPaperList[b]=[]);var e=d.push(c)-1;return this._OrderList.push({newsPaper:b,customer:e})-1},off:function(){return this.unsubscribe.apply(this,arguments)},unsubscribe:function(b){var c=this._OrderList[b];void 0!==c&&(a("unsubscribe ",c.newsPaper),delete this._NewsPaperList[c.newsPaper][c.customer])},trigger:function(){this.publish.apply(this,arguments)},publish:function(){a.apply(null,arguments);var b=Array.prototype.slice.call(arguments),c=b.slice(0,1)[0];b.shift();var d=this._NewsPaperList[c];if("undefined"!=typeof d)for(var e=d.length,f=0;e>f;f++)"function"==typeof d[f]&&d[f].apply(this,b)}})}(),function(){"use strict";choona.Model=choona.EventBus.extend({initialize:function(){choona.EventBus.apply(this,arguments),this.loadDefaults()},loadDefaults:function(){var a=this;choona.Util.for(this.defaults,function(b,c){a.addProperty(c)})},addProperty:function(a){choona.Util.addProperty(this,a,function(){},function(){this.publish("change:"+a)})},publishChange:function(){this.publish("change")}})}(),function(){"use strict";choona.Settings.GlobalEventBus=new choona.EventBus;var a=choona.Util.log;choona.View=choona.Base.extend({initialize:function(a,b){if(choona.Base.call(this),this.config=a.config,this._viewMetadata={eventBus:choona.Settings.GlobalEventBus,topicList:{},subModuleList:{},id:a.id,eventsMap:[],mercykillFunc:null},"string"!=typeof a.id||""===a.id)throw new Error("Id provided is not String or it is a blank sting");if(void 0!==b?(this._viewMetadata.mercykillFunc=b.mercykillFunc,this._viewMetadata.eventBus=b.parentEventBus,this.$=b.parentNode.querySelector("#"+a.id)):this.$=document.querySelector("#"+a.id),null===this.$)throw new Error('Unable to Load Module, as I am unable to find id="'+a.id+'" inside Root DOM');window.jQuery&&(this.$el=this.$$=window.jQuery(this.$));var c="";"string"==typeof this.template&&(c=this.template),"function"==typeof this.template&&(c=this.template()),this.$.innerHTML=choona.Settings.postTemplateProcessing(c),this.isolatedEventBus===!0&&(this._viewMetadata.eventBus=new choona.EventBus);var d=this;void 0!==this.globalEvents&&choona.Util.for(this.globalEvents,function(a,b){d.subscribeGlobalEvent(b,a)}),void 0!==this.events&&this.on(this.events),"function"==typeof choona.Settings.preStart&&choona.Settings.preStart.call(this)},_getEventBus:function(){return this._viewMetadata.eventBus},subscribeGlobalEvent:function(a,b){var c=this,d=function(){c[b].apply(c,arguments)};void 0===this._viewMetadata.topicList[a]&&(this._viewMetadata.topicList[a]=[]);var e=this._getEventBus();this._viewMetadata.topicList[a].push(e.subscribe(a,d))},unsubscribeGlobalEvent:function(a){var b=this._getEventBus();void 0!==this._viewMetadata.topicList[a]&&(this._viewMetadata.topicList[a].map(function(a){b.unsubscribe(a)}),delete this._viewMetadata.topicList[a])},publishGlobalEvent:function(){var a=this._getEventBus();a.publish.apply(a,arguments)},loadSubView:function(a){var b=this;if(void 0!==this._viewMetadata.subModuleList[a.id])throw new Error("data.id::"+a.id+" is already contains a module.  Please provide separate id new module");this._viewMetadata.subModuleList[a.id]=new a.module(a,{parentNode:this.$,parentEventBus:this._getEventBus(),mercykillFunc:function(){b.removeSubView(a.id)}})},killme:function(){"function"==typeof this._viewMetadata.mercykillFunc&&this._viewMetadata.mercykillFunc()},removeSubView:function(a){void 0!==this._viewMetadata.subModuleList[a]&&(this._viewMetadata.subModuleList[a]._endModule(),delete this._viewMetadata.subModuleList[a])},on:function(a){var b=this;choona.Util.for(a,function(a,c){c=c.trim().replace(/ +/g," ");var d=c.split(" "),e=d.shift(),f=d.join(" "),g=function(c){""===f?b[a].call(b,c,c.target,c.target.dataset):c.target.matches(f)&&b[a].call(b,c,c.target,c.target.dataset)};choona.Util.bindEvent(b.$,e,g),b._viewMetadata.eventsMap[c]={eventName:e,callback:g}})},off:function(a){var b=this._viewMetadata.eventsMap[a];void 0!==b&&"object"==typeof b&&(choona.Util.unbindEvent(this.$,b.eventName,b.callback),delete this._viewMetadata.eventsMap[a])},end:function(){console.log("Ending base View")},_endModule:function(){"function"==typeof choona.Settings.postEnd&&choona.Settings.postEnd.call(this);var b=this;choona.Util.for(this._viewMetadata.subModuleList,function(a,c){b.removeSubView(c)}),"function"==typeof this.end&&this.end(),this._viewMetadata.eventsMap.map(function(a,c){b.off(c)}),this.$.innerHTML="",choona.Util.for(this._viewMetadata.topicList,function(a,c){b.unsubscribeGlobalEvent(c)}),delete this.$,delete this.$el,delete this.$$,delete this.config,a("ended module -> "+this._viewMetadata.id),delete this._viewMetadata.id,delete this._viewMetadata.subModuleList,delete this._viewMetadata.eventBus,delete this._viewMetadata.topicList,delete this._viewMetadata.eventsMap,delete this._viewMetadata}}),choona.loadView=function(a){return new a.module(a)}}(),function(){"use strict";choona.Router=choona.View.extend({initialize:function(){choona.View.apply(this,arguments),this.router=[];var a=this;choona.Util.for(this.config.routes,function(b,c){a.router.push({path:c,callback:function(){a.removeSubView("router"),a.loadSubView({id:"router",module:b})}})}),this.onDocumentClick=function(b){var c=b.target.getAttribute("href"),d=a.loadPath(c,!1);d===!1&&(b.stopPropagation(),b.stopImmediatePropagation(),b.preventDefault())},this.onPopstate=function(){var b=document.location.pathname;a.loadPath(b,!0)},choona.Util.bindEvent(document,"click",this.onDocumentClick),choona.Util.bindEvent(window,"popstate",this.onPopstate)},template:"<router id='router'></router>",loadPath:function(a,b){var c=this,d=!1;return this.router.map(function(e){if(e.path===a){d=!0,b===!1&&history.pushState({},"",a);var f=!0;"function"==typeof c.config.before&&(f=c.config.before(a)),f===!0&&e.callback()}}),!d},end:function(){choona.Util.unbindEvent(document,"click",this.onDocumentClick),choona.Util.unbindEvent(window,"popstate",this.onPopstate),delete this.onDocumentClick,delete this.onPopstate}})}(),function(){"use strict";"function"==typeof define&&define.amd&&define("choona",[],function(){return choona})}();
\ No newline at end of file
diff --git a/src/Todo.md b/src/Todo.md
index dbe8b27..bc819c4 100644
--- a/src/Todo.md
+++ b/src/Todo.md
@@ -9,9 +9,11 @@
 * loading submodule using html syntax inside dom
 
  <subModule id="posts", data-module="window.modules.postModule", data-config="{a:'asd'}"></subModule>
+* Think for adding it to xtag
 
 * Full Documentation, API Docs, Demos
 
 * Create underscore template support !
 * 2 way binding using underscore template
- 
\ No newline at end of file
+* If Id is not given then it will append new subModule into current module !!
+* Todo video
diff --git a/src/choona.Model.js b/src/choona.Model.js
index 7fdb53d..f1e5b2c 100644
--- a/src/choona.Model.js
+++ b/src/choona.Model.js
@@ -2,7 +2,26 @@
   "use strict";
   choona.Model = choona.EventBus.extend({
     initialize: function() {
-      choona.EventBus.call(this);
+      choona.EventBus.apply(this, arguments);
+      this.loadDefaults();
+    },
+    loadDefaults: function() {
+      var self = this;
+      choona.Util.for(this.defaults, function(v, key) {
+        self.addProperty(key);
+      });
+    },
+    addProperty: function(key) {
+      var self = this;
+      choona.Util.addProperty(this,
+        key,
+        function() {
+          //Get Callback
+        },
+        function(val) {
+          //Set Callback
+          this.publish("change:" + key);
+        });
     },
     publishChange: function() {
       this.publish("change");
diff --git a/src/choona.Util.js b/src/choona.Util.js
index 96eb7d8..33aa662 100644
--- a/src/choona.Util.js
+++ b/src/choona.Util.js
@@ -50,6 +50,23 @@
         }
       }
     },
+    addProperty: function(obj, prop, getCallback, setCallback) {
+      var v;
+      //var v = obj[prop]; //Initialise with Old Property Value
+      Object.defineProperty(obj, prop, {
+        enumerable: true,
+        configurable: true,
+        get: function() {
+          getCallback(v);
+          return v;
+        },
+        set: function(value) {
+          v = value;
+          setCallback(v);
+        }
+      });
+
+    },
     loadHTML: function(ele, str) {
       ele.innerHTML = str;
       //TODO - find any submodule