Roulette Strategy Video Information:

This is an analyse of the best roulette strategy by using the betting system on all black numbers, which has 4 extra numbers (red numbers) making the player win, and the comparaison with the same betting system on all red numbers, explaining why this system works only with black numbers and not the red.
All Black Numbers Strategy: https://youtu.be/E76AJeuE7rE

Source: YouTube