By 
Press Control+Shift+C to show the console and type AlwaysAllowBuildBuy (True/False – True is On, False is Off)
fullscreen on/off Adjusts your game screen to full or windowed mode.
constrainFloorElevation [true/false] Allows all terrain adjustments regardless of objects, Sims, and other structures on them. Walls, fl oors, and objects will move with the terrain.
RestrictBuildBuyInBuildings [on|off] (do not enter [on|off]. Choose on or off to enter at the end of code text) Allows changes to lot otherwise restricted by the Homeowner’s Association
freerealestate Allows you to buy any house you want (must be done in map mode)
enableLlamas [on/off] Gives a message that says, “Llamas enabled.”
jokePlease Gives you a joke in the code console prompt.
hideHeadlineEffects [on/off] Hides all meters and effects in the game, such as the plumbbob and skill meter.
quit Like it says, quits the game.
help Lists all available commands at the moment.
slowMotionViz <level> Puts the game in slow motion. Optional parameter, value 0 = normal speed and 8 = slowest.
ResetLifetimeHappiness Resets the lifetime happiness of all the sims in an active household.
resetSim <fi rstname> <lastname> Resets the named Sim with neutral motives, no moodlets, and teleports Sim back home.
buydebug [on/off] Shows all hidden items in buy mode after using testingcheatsenabled true
HideHeadlineEffects (on/off) Shows or hides talk/thought balloons above Sims heads.
fps on/off Shows your Frame per Second in the upper right area while on.
DisplayLotPackageFileName [on/off] Switches lot tooltips on or off
fadeObjects [on/off] Toggles whether objects fade when the camera gets close to them.
testingcheatsenabled true Turns on Testing Cheats, just shift+click a Sim, or anything else, like your Mailbox.
unlockOutfits on/off Unlocks outfits in CAS (Create a Sim) mode. This must be enabled before going into CAS.
AlwaysAllowBuildBuy (true/false) When enabled, build mode and buy mode won’t disable themselves during fires and burglary.
DisableSnappingToSlotsOnAlt On/Off When holding on alt, disable snapping to slots (can be rotated in any direction also)
disableSnappingToSlotsOnAlt [on/off] When on, objects will not snap to slots while holding alt.
kaching While on the lot, entering this will give you $1,000.
motherlode While on the lot, entering this will give you $50,000.
moveobjects on/off With this On, it will allow you to move anything, including Sims, in your Buy/Build mode.
