In the Casino Store, players can browse through and purchase a large selection of clothing items penthouse owners also have the option of purchasing Penthouse Decorations. Also similarly to nightclubs, penthouse owners can order the first five drink types for free. At the bar, named The Solitaire, players can order drinks the same selection is available as in the Master Penthouse and Nightclubs. Every 24 real-life hours, members can also claim a visitor bonus of 1,000 chips.

The player can trade money for chips and vice versa – up to a maximum of $50,000 for VIP members - each in-game day. On the right side of the lobby, there are the cashier booth, bar, and Casino Store. The prize vehicle is showcased on a slowly rotating platform to the left of the wheel, sometimes already having a livery applied. The Lucky Wheel is positioned near the center of the main lobby the player can spin it once per 24 real-life hours to have a chance at winning various amounts of money, RP, or Chips any clothing item from the Casino Store, a 10% vehicle discount from a random vehicle website, the current podium vehicle, or a mystery prize. An elevator is also located here, which can take players to their penthouse, the penthouse garage, parking garage, roof terrace, rooftop, or The Music Locker. If the player owns the Master Penthouse, they are upgraded to VIP membership and get access to three more options: Cleaning Service (sends a maid to clean the penthouse after a party), Limousine Services (basically a fast travel taxi), and Aircraft Concierge (the player can request a helicopter).

A standard membership can be purchased for $500, which will allow the player to use slot machines, spin the Lucky Wheel, play table games, and bet on horses at the Inside Track betting area, as well as give access to valet services. Here, Tom Connors can offer various services to the player. The reception is a small area to the left of the entrance.

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