Cheat mode:
Pick the units. Then, click the woman's head on the
left followed the woman's head on the right at the command menu
bar at the bottom right of the screen. Click the eagle between
the two women. The word "OK" will be spoken to confirm
correct code entry. Click the left eagle at the top bar with the
date and time to enable God mode. Click the right eagle to advance
to the next level. Select the "Armalite" on the command
menu bar to reload your ammunition.
Click on the eagle on top of the little level map on the command
menu on the bottom of the screen to upgrade your troops' rank.
The higher the rank, the stronger your troops.
Effective sniping:
Team a scout with a sniper. The scout can see farther,
providing more targets for the range of the sniper's rifle.
Building defenses:
The engineer is the only unit that can construct buildings
and should be used to build a defensive perimeter.
Grenades:
Do not throw grenades upwards on a hill. They can roll
back towards your units.
Mission bonuses:
Complete the additional goals within a mission to find
extra supplies and reinforcements.