In a poker tournament, Stacking the opponent player is the ultimate high no-limit. There is nothing more than winning the huge pot. But, stacking the opponent is a great skill. One has to expertise in stacking the opponent. Mostly the best players try to encourage the opponents with their skills than an average player. Winning a stack on a cool hand is easy but you have to win stack where less players win far less. There are some techniques to win the stack in those situations.

1. Bet Sizing: Bet sizing plays a major role in winning the stack. Don't make large bets.
   
2. Preflop Reraising: Reraising preflop is very powerful tool to win the stacks from the opponents. It builds pots very fast. It makes many opponents away from comfort zone.

Many players win more stacks with simple changes in the strategies.