1. The machines are controlled by someone in the back room. Each machine is an independently operating device. 2. When a mechanic opens a machine, it will stop paying. In reality machine doesn’t know whether it has been opened or not. Even if a casino person opens the machine he does it to clear or to refill the hopper of the machine. 3. Playing one and the same machine for a long period of time guarantees that you will get paid soon. One can’t know when the machine will decide to pay out. The previous game has nothing to do with the following one. It can happen that a 5-minute game will bring you the jackpot and several hours spent at the machine will result only in losses. 4. With a club card you get paid more often. Club cards have nothing to do with the payout of the machine. Club cards will not help the machine to pay. 5. The professional gambler has a better chance than the tourist. All players have equal chances of winning. The machine has no way of knowing if you are a tourist or a professional or if you are tall or short. The only edge a better player may have is his ability to choose the best cards to hold. Internet Chinese Poker Hold.