We don’t recommend using cheats, they are unsupported and could potentially be harmful to you. Many cheat “programs” install viruses, spyware, or other malware on your computer. Here is a list of Restaurant City cheats that are being circulated and do not work or never have worked.
Cheat Programs – These are the programs people use to cheat in Restaurant City. I have been told they are currently working, but haven’t tested them. Use them at your own risk!
Invisible Roof Cheat – This cheat once let you have an invisible roof in Restaurant City but no longer works. Don’t waste your time.
Please comment and add any information you have found relating to this.