Firefox 3 Tweak Guide @ TweakGuides.com
 

The Firefox Tweak Guide for Firefox 3.0 is now available. It brings together all the significant tips, tricks and tweaks for Firefox - from the very basic to the very advanced. The guide provides all the information you need to know about Firefox 3's new features, and how you can customize and use them to your advantage. Consider it a crash course in all things Firefox.