Brown sees a TV commercial about the "Fix It Stick" which promises to clean up your computer. Is it worth it? Leo says the idea isn't all that bad, because you can boot to an external drive and then scan and clean your computer of viruses. But it really comes down to what antivirus tool they use. But you can do all that for free. So make your own!
You can download the Ultimate Boot CD, Hirens Rescue CD, Trinity Rescue CD. All three of these are free and you can keep them up without paying for them. And they have additional utilities for troubleshooting.