The phrase "progression" simply refers to what you do to the stake following a win or a loss. Increase your wager when you win and decrease it when you lose in a positive trend. Similar principles apply to a negative progression, except that your wager will increase on a victory and decrease on a loss.
To put it another way, betting systems can be described in terms of both negative and positive advancements. They really aren't themselves gambling systems.
To put it another way, betting systems can be described in terms of both negative and positive advancements. They really aren't themselves gambling systems.
