These work better in a betting system than lots of the other bets available. Whether or not you utilize a method, we suggest sticking to outdoors bets - particularly if you're new to roulette. However, the following are some lesser-known methods that many players use at the roulette tables. The concept is to use a sequence of numbers representing how much you want to guess. After a win, you remove the first and last numbers from your sequence and after a dropping bet, you add the previous bet amount to the top of the sequence. Progressive betting strategies may be categorized into three classes, specifically constructive development, adverse progression or regression, and flat progression.