The system for playing roulette The big square
Professional system

The author's comment:
... using this system for 15-20 minutes you get a significant win ... In 80% of sessions, the winnings are 40 or more chips ...
High efficiency will determine the price of this system - 1200 $ ...

  • Betting: flat bet
  • Game for 3-7 numbers
  • Done: 152 chips

rules
We record 24 backs. Select those numbers that fell out of the previous 24 spins only 2 times. If such numbers are less than 3 or more than 7, then record the next 24 spins.
We put 1 chip on the selected numbers.

The number of rooms that have two fallouts in 24 previous spins. The number of spins during which these numbers are betted.
Less than 3 Do not play
3 12
4 9
5 7th
6th 6th
7th 5
More than 7 Do not play

When you win one of the bets, we continue to play as follows. We bet on 1 chip on those numbers, which for the first 24 spins fell out twice. The winning bid is no longer done.

The number of rooms that have two drops in 24 first spins, and those who did not win earlier. The number of spins after the win, in the course of which these numbers are betted, except for already winning numbers.
Less than 3 Do not play
3 12 - X
4 9 - X
5 7 - X
6th 6 - X
More than 6 Do not play

X is the number of the spin on which the previous win was.