NOTE: This was cross posted from here.

This is a topic I have customer conversations about quite often.  I just found my latest “watch this, then let’s talk about it” reference.  Tony Sneed just published a webinar about the topic.  Definitely worth watching if you are interested in this scenario.

http://blog.tonysneed.com/2010/04/21/webinar-n-tier-entity-framework-with-dtos/?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed:+DevelopmentorInstructors+(Developmentor+Instructor's+Aggregated+Feed)&utm_content=Google+Reader