Bad Boys 2 [cheats]
On the press start screen (seen before the main menu press the following key configuration in order). If the cheat is entered successfully you should hear a gun shot.
Coverpoint (Space), Right (D), Right (D), Left (A), Left (A), Change Weapon (Q) Unlock Everything
Note: PC in brackets are the default controls. If this doesn't try it with cursor keys for left and right.