Enter "HORZA" as a nickname at the startup screen. Begin a new game and enter "HORZA" to the name list to enable cheat mode. Then while playing a game, enter one of the following codes to activate the corresponding cheat function:
Result
Cheat Code
$50,000 [Shift] + C
All rides [Alt] + Z
All shops [Ctrl] + Z
Trees, bathrooms, and other facilities [Shift] + Z