Saving a wasteland captive without the Reward: +75 Karma.Giving 25 caps to Mei Wong to buy a gun: +100 Karma.Performing a good action in a quest: At least +50 Karma (ex: Bring Cherry to Rivet City.).
Karma titles above level 20 can only be reached with add-ons. The Karma status is defined by a 'Karma title,' depending on one's Karma points and level.
The Lone Wanderer begins the game with a value of zero, which increases or decreases based on the their actions. Karma levels in Fallout 3 and Fallout: New Vegas
