Gibson Research

The below site has some very useful links for network auditing and reporting the site is constantly being updated so worth checking frequently for new verions of software as well as new applications.

http://www.grc.com/intro.htm

Office 2007 Comparison Site

The below link gives you a break down of what versions of office 2007 are available.

http://www.tacktech.com/display.cfm?ttid=380