turn off everything in location services except use GPS

obv turn screen down, turn off time to 30 seconds

LOG OUT OF IM

you're always logged in if its on and its bugged and drawing more power than it should

only use push e-mail if you can (gmail)

those settings equals 80% batter life still after 12 hours with (very) light browsing, emails popping in constantly and a couple phone calls


http://card.mygamercard.net/lastgame/rjcc.png

www.engadgethd.com - the other stuff i'm looking at