Artist Guest
Change a guest's name to Simon Foster. That person does paintings.
Freak out the guests
Click on any guest and open his/her window. Keep the window open for a while and the guest will think "I have the strangest feeling someone is watching me."
Free money
If you shut down your park for a year, you will get $10,000.
Happy Guest
Change a guest's name to Melanie Warn. That person will be very happy.
Hungry Guest
Change a guest's name to Tony Day. That person is very and always hungry.
Impressed Guest
Change a guest's name to John Wardley. That person will think WOW when seeing a ride.
Let Guests In, Keep Guests In
On RCT select a banner sign and put it just in front of the park exit. Make sure this sign is facing the correct direction or guests can't get in the park. Now click the red button with a line on it, this will make it so guests cant get out of the park but guests can get in.
NOTE: While this works well, it also brings your park rating down. Use it with care.
Overpaying guest
Change a guest's name to John Mace. That person will pay double for rides they go on.
Photographer guest
Change a guest's name to Chris Sawyer. That person walks around taking photos.
Popping Balloons
To make a balloon pop, click on it. This ONLY happens when a guest has let go of his balloon.
Quacking Duck
To make a duck quack click on it.
Raise Park Rating
Change a guest's name to John Bibrough:That person will enable each time L is pressed, the park rating goes up. . Note: You have to hit F a couple times for the rating to finally go up.
Speedy Guest 1
Change a guest's name to Damon Hill:That person will drive very fast on go-karts.
Speedy Guest 2
Change a guest's name to Micheal Schumacher:That person will also drive very fast on go-karts.
Waving Guest
Change a guest's name to Katie Brayshaw, That person will wave to everyone.