Infinite countermeasures
Pause the game and press Y(3), X(2), Z(2).
No gravity
Pause the game and press X, Z, X, Z, Up(3). If you entered the code correctly, you will hear a sound. Repeat this code to disable its effect. Vehicles in traffic will float when hit.
Second counter measures
Successfully complete all Smuggler's Missions and save. Then, play the Smuggler's Missions to have both counter measures.
Secret token in Russia
You can find a secret token (a small spinning tile with the Rockstar Games logo on one side and the Angel Software logo on the other) at the corner of the level, on a very small island at the top in joyridin' mode.
Secret token in Russian Winter
You can find a secret token at the burned village in the far corner in joyridin' mode.
Secret token in Vietnam
You can find a secret token at the side of the volcano that you can get stuck at if you drive in. It is on the side in joyridin' mode.
