Kevin, If you have won over that No. of bets, then over that number of bets you managed to have the odds [on average over the number of bets] in your favour through either luck or masterful selections of actual overlays. No other reason.


For anyone interested, they might like to have a read.

See: 'Progression Betting'
and....
'Mathematical Proof That Progressions Cannot Overcome Expectation' [f you have the head for the maths involved].

http://www.bjmath.com/bjmath/progress/progress.htm