http://blogs.msdn.com/b/alexj/archive/2010/06/12/teched-2010-videos.aspxIf you didn't get to TechEd - no problem - videos of all the sessions are available here . Including my Best Practices: Creating an OData Service using WCF Data Services session . If you watch that video and want to follow try it out - you can downloaden-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)http://blogs.msdn.com/b/alexj/archive/2010/06/12/teched-2010-videos.aspx#10027710Mon, 21 Jun 2010 00:46:06 GMT91d46819-8472-40ad-a661-2c78acb4018c:10027710Greg Borota<p>I watched your presentation with great interest. Found it useful. Thank you.</p> <p>It looks like WCF Data Services .NET client won&#39;t work with EF4 when POCO object are used and proxy are enabled (which is the default). Serialization error. Any workaround? </p> <p>Supposing that there is a workaround, are there any issues/limitations to be aware of as opposed to using the default EF4 code generation template?</p> <div style="clear:both;"></div><img src="http://blogs.msdn.com/aggbug.aspx?PostID=10027710" width="1" height="1">http://blogs.msdn.com/b/alexj/archive/2010/06/12/teched-2010-videos.aspx#10027709Mon, 21 Jun 2010 00:43:50 GMT91d46819-8472-40ad-a661-2c78acb4018c:10027709Greg Borota<p>I watched your presentation with great interest. Found it useful. Thank you.</p> <p>It looks like WCF Data Services .NET client won&#39;t work with EF4 when POCO object are used and proxy are enabled (which is the default). Serialization error. Any workaround? </p> <p>Supposing that there is a workaround, are there any issues/limitations to be aware of as opposed to using the default EF4 code generation template?</p> <div style="clear:both;"></div><img src="http://blogs.msdn.com/aggbug.aspx?PostID=10027709" width="1" height="1">