Get Help:Ask a Question in our Forums|Report a Bug|More Help Resources
May 17, 2012 02:04 PM|LINK
On CF/DF/MF, see this tutorial:
On EF vs. L2S: L2S is supported but is no longer being developed by Microsoft. EF is continuing to be improved and is the recommended choice unless you are working with a legacy system that already uses L2S.