Burn a 7 Day Casino Jackpot Candle before gambling.  Anoint candle with Haitian Gambler's Oil and repeat the following: "I am going to win; I am going to win BIG, give me good luck at every game I play and bring the winnings my way!"  For extra luck carry with you to the Casino a Southern John Conqueror Root in a Green Bag and Anoint the root with Haitian Gambler's Oil.