Repository-Business Validation

http://dnnrepository.codeplex.com/
http://repositoryfactory.codeplex.com/
http://loungerepo.codeplex.com/
http://vs2010.codeplex.com/


http://validationframework.codeplex.com/
http://validationaspects.codeplex.com/
http://evil.codeplex.com/
http://fluentvalidation.codeplex.com/
http://www.codeinsanity.com/2008/08/repository-pattern.html


http://validationframework.codeplex.com/
http://automapper.codeplex.com/wikipage?title=Configuration%20Validation&referringTitle=Home

ADO.NET Entity Framework

http://code.msdn.microsoft.com/dtl401sample/Release/ProjectReleases.aspx?ReleaseId=2831
http://msdn.microsoft.com/en-us/magazine/dd569757.aspx
http://blogs.msdn.com/adonet/pages/walkthrough-test-driven-development-with-the-entity-framework-4-0.aspx
http://msdn.microsoft.com/en-us/library/dd456815(VS.100).aspx