http://weblogs.asp.net/pglavich/archive/2007/05/28/web-client-software-factory-and-enterprise-library-i-want-to-opt-in-not-opt-out.aspxI am a fan of the Web Client Software factory . Its a pretty good implementation of the MVP pattern within ASP.NET. Pretty lean and clean and doesn't involve lots of effort to get the simple stuff done, unlike a lot of other MVC based implementationsenCommunityServer 2007 SP1 (Build: 20510.895)