http://www.mvcstarterkits.net/post/New-Northwind-Linq-Project-built-using-ASPNET-MVC-10.aspx
This is a complete ASP.NET MVC application built using the v1.0 framework.
Features covered in this application:
-- Linq-To-Sql
-- SQL Server 2008
-- n-Tier using separate projects
-- pseudo-Dependency Injection
-- NUnit unit testing
-- Unit testing with Rhino Mocks
-- Paging
-- and more
This article covers some of the "better-practices" when it comes to building your application and it also contains some DRY tips such as using Mapper classes to map business objects to data objects.
Click the link above to view the article.