A-Train

Alternate Ending
For a different ending, hold Ctrl + Alt and type "bellybutton".

Business is Booming
You can run the booming metropolis shown in the demo if you do the following: First run the game, then open the SYSTEM menu and select SAVE. Save the game and then exit. Then run the game again and simply load your saved scenario. That should give you the demo city.

Money and Supplies
For a million bucks and all the supplies you can store, press Ctrl with Shift and type: "cheater-cheaterwimp".