With a more strong progressions, the sessions use to be shorter, the downdrown in many cases smaller. A shorter winning streak take it back to plus.
As the progression is positive, a losing streak do not demand higher and higher bets.
As all positive progressions, a long losing streaks follow by a winning streak make it win.
If we lose and sometimes win, increasing the bets, but never reach the break even,
we are in problems. Cluster of win and loss works best.
This had an aggressive progression 1,3,7 on numbers and 12,16,24 on the DOZ.
fewer hits, shorter winning streaks needed.