Ok so this is how to do it and first to let you know its good if you want corrupted cuz that makes this easier ok heres how to do it

1. Go to bowerstone market

2. Buy many many houses as many as you can if your poor though go change date with 1 house rented out until you get lots of money for houses

3. Once thats done rent all the houses out for 100+ but if your pure leave it reg price rent

4. save and go to xbox dashboard

5. go to system settings and change the date to 2025

6. go to game and wait till you get the big money

7. save!!!! must save to keep money but still change date back to 2009 or whatever then back to 2025 then 2009 then 2025 and so on till you get money

8. Dont wash data Rinse nothin cause you didnt wash Repeat.