Made a macro to help with doing the 'selling same bike infinitely' glitch posted by someone on youtube, as seen here:
[video=youtube;yaRafYHHrvY]http://www.youtube.com/watch?feature=player_embedded&v=yaRafYHHrvY[/video]
Assign this macro to a tac switch. Follow the tutorial instructions, but tap the tac switch when you're at the sell screen in LS Customs instead of pressing the various buttons. It automates the button presses to sell vehicle and take you to the xbox store.