While playing online poker many professional poker players use different tools to know the status of the opponents. Heads up display is a tool used by poker players online. They use these tools to know the statistics of other players at table. This tool is not necessary for the skilled players. Professional players play the poker at multiple tables at a time. Pro players play the game in 4-16 tables at a time. Keeping the track of all these tables is not possible. But HUD will make it possible. It can track the statistics of the player and you can have a glance at these statistics before reacting to their action. It has got a database to store the statistics of the players playing at the table. So, it will be easy for the player to know the track of the opponents. This is very useful for the beginner who doesn't know the way of knowing the statistics of the opponents.

The poker tournament has different stages in it to play. Cash games are relatively static. The blinds doesn't change. The stack sizes vary. You can leave the game from the table. Each chip in your hand has the value. In tournaments - blind size, ante, stack size and chip values are all can be varied. Mastering in these things is a very important skill. Starting the game with holdem in the early phase of a tournament is treated as a cash game, bubble and prize phases are treated as sit-n-gos. My primary focus is on the multi-table poker tournaments. The middle stage is treated as satellite play. In live tournaments it is very common to have stacks around 10BB level.

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.

Many poker professionals are playing poker in poker sites online. The poker pros choose to play at land based casinos for their action. Some players play live and online. There are many differences in casinos based and online based poker. The amount of hands play in online is more compare to casino. These hands can be 4 to 5 times. In casino, the players play with the same opponent for a long time but in online play the players can leave the game anytime. In online poker the poker pros play a tight game and show their actions. In casino, its a different situation. The online poker has become very popular because many poker pros are playing and also the normal players are also joining the rooms to play the game.