https://www.dotnetzone.gr:443/cs/blogs/iwannis/archive/2009/10/12/going-from-model-view-presenter-to-mv-vm-with-wpf-commands-part-2-commands-with-mvp.aspxIn my previous post , I have presented the first two approaches for implementing the GUI and the logic of a toy application: Approach #1: All the logic in the code behind file. Approach #2: The Model-View-Presenter pattern. In this post, we will pickelCommunityServer 2.1 SP3 (Build: 20423.1)