http://blogs.msdn.com/rdonovan/archive/2009/06/24/commerce-server-2009-for-the-2007-user.aspxA colleague asked me the other day – if I have a CS2007 site and don’t feel like changing it (much) at the moment, what’s in it for me to upgrade to Commerce Server 2009? A very good question indeed – I thought… First, Commerce Server 2009 does not breaken-USCommunityServer 2.1 SP1 (Build: 61025.2)