- All missions
While in a park, press Square, O, Triangle, Square, O, Triangle, O to unlock all missions. If you entered the code correctly, you will hear a sound.

- Mission completion
While in a park, press Square, O, Triangle, Square, O, Triangle, O. If you entered the code correctly, you will hear a sound. Push Square at the mission selection screen to complete the highlighted mission and unlock the next mission. Notice: Each time Square is pressed on a highlighted mission, the rank of the completion increases (from Bronze, to Silver, and finally Gold). To reverse your progression on a mission, press O at the mission selection screen to remove the highlighted mission medal.

- All Party Play mini-games
While in a park, press Square, O, Triangle, Square, O, Triangle, Right to unlock all Party Play mini-games. If you entered the code correctly, you will hear a sound.

- All parks
While in a park, press Square, O, Triangle, Square, O, Triangle, Square to unlock all parks. If you entered the code correctly, you will hear a sound.

- 500 Thrill points
While in a park, press O, Square, Triangle, O, Square, Triangle, Square. If you entered the code correctly, you will hear a sound.

- $50,000
While in a park, press Square, O, Triangle, Square, O, Triangle, X. If you entered the code correctly, you will hear a sound.

- All rides
While in a park, press Square, O, Triangle, Square, O, Triangle(2) to unlock all rides. If you entered the code correctly, you will hear a sound.

- Getting Thrill points
You can get Thrill Points for doing almost anything, such as running a mile, riding a coaster, painting a stall, etc. If you get enough Thrill points, you will advance to the next managerial level. A good way to earn Thrill Points is to pick up shiny signs that can be from shrapnel to an anti-Thrillville ad.

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