here are some sites on jailbreak
http://lifehacker.com/348793/jailbre...ird-party-apps
http://www.digg.com/apple/iPhone_1_1...eak_released_2
http://www.tuaw.com/2008/01/24/1-1-3...eak-goes-live/
I have not done this to mine and would recommend waiting if your not experienced with this incase you mess it up.. the sdk release is coming soon and could having you avoid all the trouble