Entity Framework and LINQ2SQL Links

EF
Migrating from LINQ to SQL to Entity Framework: Eager Loading
http://blogs.msdn.com/adonet/archive/2008/10/07/migrating-from-linq-to-sql-to-entity-framework-eager-loading.aspx

Known Issues and Considerations in LINQ to Entities
http://msdn.microsoft.com/en-us/library/bb896317.aspx


LINQ2SQL

Linq to SQL DataContext Lifetime Management (Rick Strahl)

http://www.west-wind.com/weblog/posts/246222.aspx