The Sims 3/Controls

General Controls

Ctrl  +  Z	Undo
Ctrl  +  Y	Redo
Esc	Cancel
Ctrl  +  Shift  +  C	Toggle cheat window on/off
F10	Hide/Show UI (User Interface)

Create-a-Sim

,  and  .	Rotate Sim
Z  or  +	Zoom in
X  or  -	Zoom out

Build/Buy Mode

Object Placement Tools
,  /  .	Rotate object
Delete  or  Backspace	Delete object
Alt  (while holding an object) or  Alt  (while moving an object)	Enable off-grid rotation
Alt  (while rotating an object with mouse)	Enable off-angle rotation
M	Move object to available slot on table
Build Room Controls
Wall tool:  Shift  + drag	Create room
Wallpaper/flooring tool:  Shift  + drag	Fill room with wallpaper/flooring
Floor tool:  ,  /  .	Rotate floor tile
Ctrl  +  F	Toggle full/quarter tile mode
Ctrl  +  Shift  +  O	Toggle visibility of object footprints

Movie Making Mode

Tab	Enable movie making mode
V	Start/end video capture
Q  /  E	Lower/raise camera height
Shift  +  A  /  Shift  +  D	Roll camera counterclockwise/clockwise
Shift  +  S	Level out the camera roll
Z  /  X	Adjust focal length
C	Take a snapshot

Live Mode

Sim/Household Controls
Space  /  N	Switch to next Sim in household
Left click / click Sim portrait	Switch to (specific) Sim
Right click /  Ctrl  + click Sim portrait	Lock camera to Sim
Enter	Center camera on active Sim
J	Access Skill Journal
I	Access Inventory
Time Controls
P  or  0  or  ~	Pause game
1  /  2  /  3	Regular/fast/ultra speed
4	Fast forward to end of interaction
House Controls
Page Up  /  Page Down	Next/previous floor
Home  /  End	Next/previous wall mode
Shift  +  Enter	Center on selected Sim's lot
Camera Movements
←  /  →  or  A  /  D	Move left/right
↑  /  ↓  or  W  /  S	Move forward/back
Shift  +  ↑  /  ←  /  ↓  /  →  or  Shift  +  A  /  S  /  W  /  D	Move faster
Z  /  X  or  +  /  -	Zoom in/out
,  /  .	Rotate left/right
Ctrl  +  5  through  9	Save camera position 1 - 5
5  through  9	Restore camera position 1 - 5
Shift  +  5  through  9	Snap to camera position 1 - 5
Tab	Enable movie making mode
M	Toggle map mode