http://blogs.msdn.com/jpalmer/archive/2008/05/29/install-windows-sharepoint-services-on-windows-vista.aspxThere have been a few gumbles over the years about the fact that you're unable to run Windows SharePoint Services on Windows Vista.  Personally, it doesn't present too much of an issue for me, I just run any server applications that I need to runen-GBCommunityServer 2.1 SP1 (Build: 61025.2)