http://blogs.technet.com/mgoedtel/archive/2008/02/26/what-s-new-in-operations-manager-2007-sp1-you-ask.aspxHere is a link to TechNet that outlines the key improvements and features included in Operations Manager 2007 Service Pack 1: http://technet.microsoft.com/en-us/library/bb821996.aspxen-USCommunityServer 2.1 SP1 (Build: 61025.2)