Pretti1: A Two-Number High/Low Opposite System

Procedure: Consider the last five or more spin-values. Qualifier:
At least two High numbers and two Low numbers should be included.

After the qualifier, if the newest spin-value is High
bet the last two Low numbers to show and vice versa. 

Repeat Procedure for each new spin. 
Stop on a win or after 18 consecutive misses.

Example:  0,13,35,27,33,0,2,35 (newest spin-value)

Since #35 is High bet the last two Low numbers: #2 and #13 once.

Example two: 0,13,35,27,33,0,2,35,9 (newest spin-value)

Since #9 is Low bet the last two High numbers: #35 and #33 once.

*If a zero shows while betting re-bet the last bet.

Bankroll suggestion: 108 units per one unit base bet.
(three bankrolls of 36 units)

Win-Target: +10% of the original bankroll amount.

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