Fallout 3 (PS3) Cheats & Tips
Your guide for cheat codes, tips, hacks and walkthroughs
Unlock: Unlimited XP
Develop your Speech Skill to around 30. Then, go to "Big Town" (north of Vault 101). Find the girl named Bittercup and talk with her. Then, go to the "Common House" and talk with Pappy. There should be a speech dialog box that says "You came here with Bittercup, right?" Every time you click it you will get XP.