Need more testing!
TRIGGER- For each dozen hit bet the two unhit columnstreets, with splits (4 splits bet within each dozen). Each dozen consist of 3 columnstreets. (4+4+4 splits bet, in a progressive bet). When all 3 dozens has been bet start progression.
Progression- Double bets for each loss (each time zero or a dozen hit, that has already been bet)
This progression is not perfect, it's rather a "loss reduction".
4/4 Games won. (Played with 5u bets)
Congrats!
Surprisingly good results, eh?!