Turret:
Your Turret is controlled with your mouse. It has a limited range, if you are out of range the turret will automatically move. The crosshairs will also turn white when you are out of range
Fire:
To fire use your left mouse button, you must press it continually, you cannot hold it down.
Pause:
You can puase the game at any time by pressing the 'P' key on your keyboard.
