Never cash
Hold Ctrl and shif and press when holding 5 this will give you unlimited cash cool!

Cheat mode:
Press [Ctrl] + X during game play to display the console window. Type one of the following codes then press [Enter] : The console window will close to confirm correct code entry.

Result - Code:

Toggle the 24 hour clock - stopwatch
Set time of the day (military format) - whatimeizit (hh:mm)
Change city name - whererufrom (name)
Change mayor name - hellomynameis (name)
Set magnification level - sizeof [0-100]
1,000 more Simoleons in treasury. - weaknesspays
No power requirement for all buildings - fightthepower
Hide empty zone color - zoneria
Toggle cell warnings - tastyzots
Start recorder - recorder
Green tinge on map - gol
Turn advisors into llamas - dollyllama
Display frame rate - fps
Stop news bar movement - barstuck
More pedestrians run when you look at them - watchmemove
Propellers will not rotate but still work - renderprop

First car:
When your Sim is going to his or her house when you first make him or her, they will ride in a cheap blue sedan. This is the very first car on your Sim's car menu.