[updated to change blog title to something meaningful] I was asked about this today - for those people with retail copies of Office, what can they upgrade from to Office 2007. Full details on Word, Excel, Access, Publisher and the suites can be found at 2007 Microsoft Office system pricing - Products - Microsoft Office Online . To see if you have a retail box of an earlier version of Office and if it will load without you needing to upgrade onto a new machine with Vista, have a look at http://uksbsguy.com/blogs/doverton/archive/2007/05/09/buying-vista-and-then-installing-an-old-version-of-office-whatare-you-allowed-to-do.aspx 2007 Microsoft Office suites 2007 Microsoft Office Suites Estimated Retail Price /Upgrade Price Qualifying Products for Upgrade Microsoft Office Basic 2007 Available only through OEMs; price not quoted Upgrade not applicable. Microsoft Office Home and Student 2007 $149/NA Upgrade not applicable. Microsoft Office Standard 2007 $399/$239 Microsoft Works 6.0–10; Microsoft Works suite 2000–2006...