They simply know when to stop when process, which is no longer play along.
That's 6 to 4, or 2 to one in your favor for that immediate win versus a moment loss. Each game has its very own house edge percentage, as well as every type of bet individual winning probability percentage. https://adchiase.com/ban-ca-online-an-tien-that-thu-van-may-va-doi-doi/