The Sim2 Cheat

All Green Motives
Open the cheat box, (ctrl+shift+C) and type in: max_motives. When you type that in, all of your Sims motives should be full with green

Cancel What Your Pets Are About To Do
Open the cheat box, (Ctrl+shift+C) and type in: Boolprop petactioncancel true/false. If you type true, then you should have the ability to cancel what your dog/cat is about to do.

Turn Aging On
Access the cheat window and enter "aging on."

Eliminate Aging
Access the cheat window and enter "aging off."

Listen To Music Included With Game
First, open your The Sims 2/TSData/Res/Sound directory. The names of radio stations, plus a few more including Build mode and Neighborhood music should be here in *.package files. Copy and paste the file corresponding to whatever you want to listen to into another folder. Rename it from [File].package to [File].mp3. You can now listen to the sound/songs included in the file.

List Cheats
Press CTRL + SHIFT + C to access the cheat window, then enter "help -all", you can list all the cheats.