There are many opportunitys in an amusement park, Jobs, Games, Pking, Spars. Graal could also benefit from making money by selling tickets , wristbands and season passes. You could also sell weapons, hats and other creative items.
Jobs- each ride needs a operator, food stands, lifeguards, gate operator.
Games- Bumper cars, roller coaster, ring toss, ballon dart and many more. Like In the arcade play games and win automatic prizes instead of tickets like plush animals, hats and melee.
Melee ideas- cotton candy, healing candy apples, pretzels, big cup melee and healing, glow stick.
Hats- funnel cake, slushie, cotton candy, lollipop, candy apple, nacho n cheese.