To activate, go to the player selection screen. Type in the codes exactly as they are shown below, and press ENTER. If they were entered correctly, you will hear a beep. Enter the game and press C. A + sign will appear next to the date if the cheats are active.
speed471 - Network play speeded up
worker902 - Buy a worker at any time
gangster822 - Convert workers into gangsters
weapons473 - Buy any weapon for the gangstera
tenants127 - Select any tenent at any time
fences673 - Build any fence at any time
loans039 - Borrow any amount of money from the bank
estates131 - Buy any estate
houses738 - CTRL becomes a hotkey to build instant houses
actions674 - Use all undesirable actions on easy level
gadgets337 - Build every gadget
missions824 - ALT + I becomes missions toggle
complain840 - Turn complaints off by pressing ALT + C
cadets552 - Bribe police cadets (press ALT + P) and bribe the mob (press ALT + M)
teams418 - Change teams in single player mode
map751 - Play any map with any number of players