The Sims 2 Cheats

Unlimited Money
if someone looses an item and asks you to find it go to the desert. it will be on one of the sand hills. pick it up and sell it or put it in a hotel room. go back to the desert and the item will reappear in the same place. sell the item or put in hotel rooms as many times as you want and then get another one to give to the person it was departed from.

NOTE: the item MUST leave your inventory for another to appear.