There are only a handful of approaches that are known to beat roulette. Once you understand what can and cannot beat roulette, you can identify a rubbish system without even needing to test it.
See [url=http://www.roulettephysics.com/how-to-win-at-roul...
See [url=http://www.roulettephysics.com/how-to-win-at-roul...