The system slowly generates cash 1 pound at a time. Help answer questions Start your very own article today.how to beat online roulette DOES MONEY LINE MEAN GAMBLING The martingale strategy is probably the best known roulette system. Its a double your bet system. The idea is to bet, say a pound. If it wins, pocket the pound and. Roulette machine cheats and tips do exist, it isn't all down to just luck. How to win on the roulette betting terminals can be different depending on the location and. This method has been written assuming that the machines are random, and is for the Key Bet roulette game found in Coral and Ladbrokes betting shops. 12 sections on Key Bet wheel x 38 sections on the main roulette wheel. /1 is the odds of hitting the Key Bet pot.