This is another demo for Android Binding, which is based on the official Android Contact Manager Sample: http://developer.android.com/resources/samples/ContactManager/index.htmlThis is an example showing how using Android Binding simplifies the need of user-interface codes appears in the original sample code. Source code is available for download at:http://code.google.com/p/android-binding/downloads/listKeywordMVVM, MVC, Binding, Layout, Demo, Validation