Enter Ctrl-Shift-C in game and enter the cheat codes:

filmGrain [val] [0.0-1.0]
Makes the screen grainy.

bloom [r g b x]
(rgb is color) (x is the bloom amount) [0.0 - 1.0]. Adds a blur effect.

roofslopeangle [15-75]
Adjusts roof angle.

moveObjects [on/off]
Allows one to place any object anywhere.

boolProp enablePostProcessing true/false
Allows postprocessing cheats,which are useful for movie makers.

AddneighbortoFamilycheat [on/off]
Allows the adding of neighbors to one's family.

setLotLightingFile [filename]
Allows you to make a new lighting value with specific lot values. Useful in lighting one place but not another.

boolProp allow45DegreeAngleOfRotation [true/false]
Allows you to rotate any object at a angle. :3

aspirationPoints [#]
Applies the level selected. [#] = The level you want.

vignette [centerX centerY X]
Causes blur from the location specified.

changelotzoning [residential | community | hotel | ]
Changes the zoning type of one's lot.
MAKE SURE THERE ARE NO SIMS IN THE HOUSEHOLD BEFORE CHANGING THE TYPE.

exit
Closes the cheat window.

motiveDecay [on/off]
Disables or enables motive decay. Goes best with maxMotives.

Forcetwins
Forces twins on a pregnant sim.

aspirationLevel [0-5]
Gives tons of aspiration reward points.

Plumbbobtoggle [on/off]
Hides Plumbbob.

showHeadlines [on/off]
Hides the thought,speech,and ++/-- balloons of Sims. Best for movie makers.

aging [on/off]
It disables and enables aging.

familyfunds [name] XXXX
It gives a family money. It may work with people in a household,though I have not tested it. [name] - The Sim family last names. XXXX - Money amount.

maxMotives
Maxes motive for all sims on lot - good for sticking around somewhere that lacks nessecary items,such as a bathroom.

help [cheatname]
Replace [cheatname] with the name of a cheat for information on the cheat.

agesimscheat on
Shift+click allows you to edit their age.

help
Shows you a list of cheats. Help -all may preform better results.

lockAspiration [on/off]
Something like motiveDecay,stops Aspiration decay. ;3

slowMotion [value]
Swap value for 0-8 with 0 at normal and 8 at slowest. Slows the game.

autoPatch [on/off]
Tells you if there's a patch for the game.

unlockCareerRewards
Unlocks career rewards for selected sim.

Ctrl+Alt
Wall Placement Restrictions Removed Cheat, allows anything to be placed anywhere.

letterBox [val]
[0.0-0.4] Adds letterbox effect.