http://developers.de/blogs/damir_dobric/archive/2009/10/20/workflow-4-0-and-content-based-correlation-in-net-4-0-beta-2.aspxBefore one correlation can be used we first need to define the correlation handle. To do this click on Variables tab (bottom left in WF designer) of the activity which is the parent of receive shape, which will initialize the correlation. Enter the nameenCommunityServer 2008 SP1 (Build: 30619.63)