Bring up the command line by pressing [Shift]+[Ctrl]+[C] and then enter the following codes. Inportant thing to remember is that cheats DO NOT WORK in story mode the command bar cant even be brought up unless you complete the story mode.
Exit - Close the command bar
Expand - Expand the command bar
Kaching - Get 1,000 Simoleons
Motherlode - Get 50,000 Simoleons
Aging On - Turn aging on
Aging Off - Turn aging off (not recommended if you have a baby)