Custom Insertion & Deletion using LINQ

http://www.codeproject.com/KB/aspnet/LinqDataSource3.aspx

http://www.programminghelp.com/web-development/asp-net/using-linq-to-sql-to-add-delete-from-sql-database-in-c/

http://www.dbtutorials.com/advanced/linq-delete-vb.aspx

http://www.albahari.com/nutshell/predicatebuilder.aspx