AVG Free Edition
Here's an outstanding freeware anti-virus utility that also offers you free monthly updates. An easy-to-use program, AVG features resident protection, an E-mail scanner and automatic healing of infected files. Note: this program is free for personal, home usage only.

Panda Anti Virus
(this program is not free, but a 30-day free trial is available).
An innovative security solution that adapts perfectly to the needs of today's small businesses and professionals , protecting information from viruses and hackers with a single product. With a series of additional security features, including a firewall and script blocker , this new solution ensures complete protection against viruses, hackers and other Internet-borne threats.

Symantec virus protection 
Sign up here to receive free Symantec CarrierScan Server E-mail virus protection. The service is offered by Marketscore, which offers a free service that speeds up your dial-up Net connection.

VCatch  
Are you worried about getting a virus in your E-mail? This free program aims to help you to protect your computer from receiving virus infected E-mails. When an incoming E-mail or file is suspected to be containing a virus, automatically deletes it and notifies you.

AntiVir Personal Edition 
This easy-to-use freeware antivirus utility detects over 80,000 viruses and includes a resident monitor and desktop program. Scans for DOS, Windows, macros and Java viruses. Available in German and English.

Free anti-virus CD 
Fill out the form to request a free Trend Enterprise Solution CD, which contains fully-functional versions of anti virus products that can protect virus entryways into your network. Offer available for corporate end users only. International availability.

Free Online Virus Scanner 
This site offers a free online service that lets you scan your computer for viruses. They also offer free detection and removal tools that will rid your PC of the various viruses and worms that are currently circulating around the Net.

SurfinGuard
These days, even if you've installed firewall and anti-virus programs on your PC, you're still not safe from all the dangers that lurk in cyberspace. SurfinGuard can protect your PC from today's new generation of online threats that include malicious executables, Windows scripting files, ActiveX and Java. (Note: this program is no longer free, but a 30-day free trial is available).

Keep your Windows OS up to date -
http://v4.windowsupdate.microsoft.com/en/default.asp

Check for Viruses -
http://housecall.trendmicro.com/

Heres a free Anti Virus program -
http://www.grisoft.com/us/us_dwnl_free.php

Read about the latest Viruses or search a libary -
http://www.symantec.com/avcenter/vinfodb.html

Is this email true or is it a scam -
http://hoaxbusters.ciac.org/ -or - http://vmyths.com/ - or -http://www.scambusters.org/

Look up Technical Terms -
http://www.webopedia.com/

What is that program running in the background? -
http://www.answersthatwork.com/Tasklist_pages/tasklist.htm

Lost your manual? Check here -
http://www.livemanuals.com

Find out how much Memory your computer can support -
http://www.crucial.com/index.asp

Windows process Libary -
http://www.liutilities.com/products/wintaskspro/processlibrary

Whats your IP address? -
http://www.whatsmyip.org/

Tech Info
http://www.experts-exchange.com/

Tips and Tricks
http://www.onecomputerguy.com/tips.htm

Need a Boot Disk
BootDisk.com