Fire Weapon, Throw Grenade, Plant C4, Will jump to next player in observer mode

Special Weapon Function
MOUSE BUTTON 2 or \
Invokes your weapons secondary function, i.e. burst fire, sniper scope etc

Reload Weapon
R
Tops up your clip┘good idea before joining a firefight.

Drop Current Weapon
G
Drops the currently held weapon

Use
E
Press a button, get hostage to follow you, defuse bomb, etc

Walk
SHIFT
Move forward at slower, quieter pace (important for stealth)

Night vision goggles N Toggles the Night vision on/off (must be bought via equipment menu first)
Flashlight
F
Toggles your flash light on and off

Spray Logo
T
Pick logos in Customize Menu
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