Various cheats
     Press Enter during the game, and type these in the command prompt

Cheat code:             Effect:
!944                    Sound of Porshce
!LemmingsOnStrike       Sound from the "The Lemmings".  
!givemecash             Get $10,000,000
!UpProd                 Restores Production
!UpLabo                 Restores Laboratory
!UpAdmin                Restores Administration
!UpMarket               Restores Marketing

To turn off enter the code a second time.