How to Play:
W= forward,
S= backwards,
A= left,
D= right,
Q= sprint,
 V= change camera view,
Numbers= change weapon call air strike or artillery strike,
C= crouch.
While driving helicopter: 
Space bar= go up,
C= land,
WSAD= move,
 V= aim.
Press E to enter vehicle or turret,
 Move mouse to move camera,
 Click to shoot.
Hope this helped