GTA (Grand Theft Auto):

Rename the player you selected using the following:

BUCKFAST: To get all the weapons.

IAMTHELAW: To get rid of the police.

ITSTANTRUM: To get extra lives.

GTA3 (Grand Theft Auto III)

Type in the following codes while playing the game:

NOPOLICEPLEASE: To lower wanted level

MOREPOLICEPLEASE: More police

GUNSGUNSGUNS: To get more weapons