The Sims 2

Pause game and enter the cheats in. Use gnome to use cheats.

Cheat                                                          Effect

L1 R1 Up X R2                                          Unlock Gnome (enter first)
Triangle Circle Square R2 Left                Set Skill Level
Circle Square L1 Up Down                       Advance clock 6 hrs.
Circle L2 Left Circle Up Circle                 Unlock All Location
R1 L1 R2 Right Left                                 Give Money (9,999)
Up,Circle,Up,Right,L2                               Fill All Motives
R2 Square Up Down Right X                    Unlock All Recipes
Square R2 Down Right Square                 Unlock All Clothing
L2 Circle Down Left Up                             Unlock all objects
R1 L1 R1 L1 Triangle                                Horn Audio
Right, Down, Right, Down, Right               Team Photo

Note:Enter this code at the title screen for the Team Photo.