Giving away purified water to beggar characters like Carlos outside of Rivet City: +50 karma per item.Giving away scrap metal to Walter in Water Processing Plant, Megaton for free: +10 karma per item.Selling fingers taken from the corpses of evil characters (you killed) to Sonora Cruz via the Lawbringer perk: +10 karma per finger.Donating caps to a church (In increments of 10, 50, or 100): +1 karma per cap.Karma titles above level 20 can only be reached with the add-on Broken Steel. Your karma status is defined by a 'karma title', depending of your karma points and on your level. You begin the game with a value of zero, which increases or decreases based on the players actions.