Hold SHIFT and press 6789 during game play to enable cheat mode, then press ALT + C to gain 10,000,000 more credits.
The following are recommended businesses:
-The most profitable businesses include bed, cigarette, and frozen beef. -Milk is great for supermarket. -Advertising results in more people in the shop. -Certain cities may have better things than others. For example, Sydney is recommended for starters.