Ok so now we've reached the 2010 SharePoint version milestone, let's see how we got here: SharePoint last 3 major versions: 2003 -> 2007 -> 2010 (The year doesn't necessary correspond exactly to the year a SharePoint release was made) The light or free version: STS -> WSS -> SharePoint Foundation The paid server version: SPS -> MOSS -> SharePoint Server Version 2 or v2 (2003) of SharePoint often refers to STS, SPS ie. SharePoint Team Services and SharePoint Portal Server Version ......