Cancel selection:
Draw a frame around an empty area to deselect

- Press PageUp to let all own unit flash on the minimap (to see better where they are)

- press F11 to switch to full screen mode

- You can select all units on the map with the Pos1 or Home button

- position your units near your base before you go offline. if someone want attack you, one must fight against the tanks AND the defense

group limit is reached / How do I group my vehicles:!?
Left-click on a vehicle, and then right-click on another vehicle. Then they will form a group. They must be of the same type. (So for example, both Humvees)