For PC players especially, a game isn't truly owned until it is broken, twisted, and reshaped to the player's will. Enter the . This isn't your father's GameShark code. These are dynamic, in-game overlays that allow you to manipulate everything from gravity to god mode, and from vehicle spawning to mission warping.
There is a vocal part of the GTA community that believes any mod in single-player is "cheating." To that, most modders say: It's a single-player game. Who am I cheating?