Ok, just for the records here are you cheats so far.  Now remember, these only work in sandbox mode.

As I hear more, I’ll update this.  Also, if anyone finds new cheats for SC 5, let me know.

Code:	Result:
ALT+W	Add $100,000
ALT+F	Toggle Fire On/Off
ALT+C	Toggle Crime On/Off
ALT+M	Toggle Health Issues On/Off
ALT+A	Toggle Air Pollution On/Off
ALT+P	Toggle Ground Pollution On/Off
ALT+H	Toggle Homeless Sims On/Off
ALT+S	Toggle Sewage On/Off
ALT+D	Toggle Disasters On/Off
ALT+G	Toggle Garbage On/Off