http://blogs.technet.com/jbuff/archive/2008/06/05/why-does-dpm-2007-use-the-recovery-storage-group-for-exchange.aspx        Hello friends, Just posted over on the DPM Product Team blog on this -- including discussion points on: -- How Microsoft customers were protecting Exchange previously -- Design goals and feature decisions for DPM 2007 -- Supportabilityen-USCommunityServer 2.1 SP1 (Build: 61025.2)