Here are some helpful free downloads:

1. Mozilla Firefox - A sophisticated web browser with tabbed browsing, pop-up blocking, and protection from many Internet-based threats.
2. Mozilla Thunderbird - An email client, similar in design to Microsoft's Outlook Express product, but featuring integrated SPAM filters and many more advanced features that you'd normally have to pay extra for.
3. OpenOffice Suite - A full office suite, similar to Microsoft Office Professional (~$550 value).  Features include:  Word-compatible word processor, Excel-compatible spreadsheets, Powerpoint-compatible presentation software, and more!
4. AVG Free Antivirus - A quality antivirus product that doesn't cost a penny!  Only available for personal use.
5. Acrobat Reader - Open PDF files from any platform using this free piece of software.
6. Audiograbber - Rip your CD's to MP3 in Windows.  Includes all needed software, and a step-by-step tutorial.
7. CDBurnerXP - Free CD / DVD burning application for Windows.
8. Nostalgic Screensaver - Ken Burns Effect screensaver for Windows.