[How do we cheat and get more money?]

For the sake of testing, naturally.

It's kinda hard to playtest a particular glitch if we start from 5 mil. every time we start over, and if we have to start over with every update.

If you want to cheat, there is a simple way to get money in alomst every game:

http://hackerbot.net/tutorials/41-how-to-hack-any-game-running-on-your-pc-cheating-tutorial