Shut off "Unneeded Services"

Almost every virus warning from the Anti-Virus companies contains this admonition -- "turn off unneeded services." But ironically, they never link to an article about what those unneeded services are or how to turn them off. This morning I thought I'd search for how to do that, and I ran across the following article.

I've linked to the "Print" version of it so that you'll see all of them on one page. This kind of guide is a useful thing to know about, so I thought I'd share it with you. Windows XP Services Tweak Guide - Printer Friendly version