You will find some opponents who will go all-in no matter the cost with a big pocket pair, especially pocket aces, and this is a major leak in their game. As big and beautiful as they are, aces are only one pair, and if his opponent flops two pair or a set, he is hoping to take all the chips from a guy who is ready to go to his grave with aces. In the heat of the game, I don’t .This problem also plagues very tight players. They play so neatly that when they finally get a premium hand they don't want to let it go since they regularly fold so many other
hands. These players are often savvy enough to realize that they might be in trouble with one pair even if that pair is aces, but are often emotionally reluctant to reveal the hand their tight, rocky play has been waiting for all session.Stack size matters. At any given time in the pot, either someone else is left with a stack larger than you, or no longer exists. And this is a matter of life and death. To stay in the game, you need to be vigilant - you need to know which of the opponents can kick you out of the pot. When betting preflop, pay special attention to players with stacks larger than yours. For no particular reason - let it just become your habit.