In order to start the heist planning, the player has to first complete a setup mission from the Arcade property. Once this setup is done, the Arcade is operational and the player can begin the Casino Heist.

Before players can start the Diamond Casino Heist they will need to register as a CEO in GTA Online, or become an MC president. If you're short on cash you can always register as a VIP at a cost ofR$50,000. Once you're a CEO, MC President or VIP you will then need to buy an Arcade from Maze Bank Foreclosures.

Yes it's predetermined. The picking of symbols makes no difference except that the guest feels like they have control.

Bonus buy slots allow players to purchase special features within a game. With the bonus buy function  also known as feature buy - you have a shortcut for bonus spins, free spins or extra wild symbols.