To enable the cheats, open up a KKND2 shortcut properties, and in the target field (On the shortcut tab) add ' -Badnews' to the ending (No apostrophes) now, during the game, press CTRL and TAB and a message saying 'Cheats enabled' Now press:

CTRL+ C = Complete mission.
CTRL+ M = Add cash.
CTRL+ T = Reveal map.
CTRL + F = Lose level.
CTRL + W = Enable waypoint information.
CTRL + E = Disable waypoint information.