Trolling through other people's photos is the best way to get inspiration for your next mod.
The TT Gallery - nice collection of lots of different stuff that's been done with the TT.
Uneek TT - were you wondering what caused the recent world carbon fiber shortage?
BlueTTop's "crimes" album
Steve Schwing's Fotki - Showcases the mods from Steve's Modshack
There's plenty more out there...