1. Buy the childdrens store if you don't already have it
2. Go to the store FROM THR TOWN MAP. the home store section will not work for this cheat.
3. Go to the preteen spot.
4. Buy as many free blue punching dummies.
5. Go home and sell them each for 900 simoleons
I got millions of simoleons from this and you dont have to worry about Messing with your time settings for this.