HUD or Heads up Display is a toll used by the online players so that it can show them stats about their opponents at the table directly around their name. This software program is indispensable to the skilled professional players. These skills professional players play online on multiple tables at one single time. When you are playing on multiple tables as well as hands at a time, it is virtually not possible to keep track of the style of play of each and every opponent at the table. The HUD can help you to keep track of who plays how by just glancing at their stats before you act. So how does it work?
Each and every hand played by you and your opponents will be stored in your hard drive. These stored hands can then be complied into a database and imported into a tracking software. If are still in doubt, download a trial version of the software.
The heads up display system then read this database and the current hand histories for live tables as well as display the stats directly on the table in order to help players to make quick decisions based on the weaknesses and splaying styles of their opponents without having to actually watch every hand closely. So, now you can think what benefits it can give you if you have one for yourself.