The rules are very simple, or almost non-existent. It invests money and let the slot machine or Puggy in Scotland, setting off her counter. The counters spin and get stuck randomly on some figures. If you get up more of the same figure has been gained, unless you get energized again. It should launch the slot machine different many times depending on the machine in each round, and you can always block certain counters and thus obtain a higher number of matching symbols and raise profits. On the machine, or on the side of the game, it says clearly what symbols you need to get up and how many of them it must be for the machine to distribute profits.