List out what add-ons you have and a one liner about what they do.
*Adblock Plus - blocks advertising
*Card Games - about 30 different solitaire card games
ColorfulTabs - tabs are different colors
Cooliris - view pics very cool interface
DoD Configuration - CAC card interface for FF
Download Statusbar - shows download status on the bottom bar
Extended Statusbar - shows info on bottom bar, I can probably get rid of Download Statusbar
FEBE - backs up all my add-ons
FireShot - screenshot the web page, edit/save in many formats. I like this one.
FlashGot - d-load flash stuff
Foxmarks Bookmark Synchronizer - keep bookmarks online for shared use
IE Tab - opens an Internet Explorer tab for those sites that need it.
NoScript - stops all scripts, allow by website one time or always, or allow individual frames to script
PDF Download - you choose how you want PDF files, saved/viewed etc...
United States English Dictionary - spelling checker on typed stuff
Those are what I run from work, home is a little different list.
*Forgot these two.