Advice needed please on a system.

[cottysox]

Hello, i think i have come up with a system , so far i have had 211 paper trial bets and also checked data of hundreds more football matches which fit my certain criteria,from the 211 trial bets there where 200 winning bets and 11 losing bets, I am backing around 5.5 to 5,9 on average and laying 3.5 with a liability of 30pts a game, my winnings are around 5pts a game, my help required was is this a good ratio 200 winning bets and 11 losing bets.

[BigBoy777]

Re: Advice needed please on a system. It depends what are stakes, it can be profitable ofcourse but it depends of ROI%