http://blogs.technet.com/steve_lamb/archive/2007/07/13/what-s-the-difference-between-windows-sharepoint-services-and-office-sharepoint-server-2007.aspxThat's easy - Windows SharePoint Services is a free download for Windows Server 2003, Office Sharepoint Server 2007 is a product we sell. Following my post detailing how to fix the " failed to create configuration database " post about Windows SharePointen-GBCommunityServer 2.1 SP1 (Build: 61025.2)http://blogs.technet.com/steve_lamb/archive/2007/07/13/what-s-the-difference-between-windows-sharepoint-services-and-office-sharepoint-server-2007.aspx#3103614Mon, 11 Aug 2008 23:09:17 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:3103614The differences between Windows SharePoint Services v3.0 and Microsoft Office SharePoint Server 2007 (WSS ??? MOSS ?????????)<p>PingBack from <a rel="nofollow" target="_new" href="http://www.GoGoToTo.com/the-differences-between-windows-sharepoint-services-v30-and-microsoft-office-sharepoint-server-2007-wss-%e5%92%8c-moss-%e7%9a%84%e5%8c%ba%e5%88%ab.html">http://www.GoGoToTo.com/the-differences-between-windows-sharepoint-services-v30-and-microsoft-office-sharepoint-server-2007-wss-%e5%92%8c-moss-%e7%9a%84%e5%8c%ba%e5%88%ab.html</a></p>