Falcon

Full ammunition:
Press [Ctrl] + X or [Left Shift] + [Ctrl] + X for 500 rounds and 9 sidewinder missiles.

Easy landing:
Hold [Help] at an altitude of 10 to 20 feet above the runway.

Successful mission:
Instead of ejecting when badly damaged, turn around and fly towards your base.
Hold [Help] + [Keypad Plus] to keep your aircraft level while it descends.
Change to tracking mode and rotate to the side view.
Pull the nose up just before touching down to land.
Select the "End Mission" option to be rescued, even if you landed in enemy territory.