Counting cards is a skill that is employed by gamblers of card games to realize an edge by following cards which have been dealt. This provides the player a theory of the value of cards, that have to be dealt with. Counting cards is a technique that has more use in twenty-one than in other card game.

In twenty-one, a gambler has an advantage when the remaining deck houses "big value cards." Big value cards can be faces and aces. The counter in the gambling den uses these situations by placing bigger bets, as and when they happen. Many skillful players use the composition of the shoe to adjust their overall course of action. New players occasionally experience difficulty while engaged in rapid card counting and might be prone to mistakes, when it comes to dealing with dealt decks of cards. Blackjack card counting is an industry by itself. huge amounts of money are won or lost, both by the gamblers and the gambling halls, depending on card counting methods in use.

Technology has made its presence known on card counting too, with improved computing power affecting the complete activity. Old guard gamblers however argue that a card counting plan of greater complexity is more prone to blunders, evening out the added accuracy enabled by the use of technology. Anyone can dig up a lot of schemes for 21 card counting by visiting internet sites devoted to the game. With the game increasing in acceptance in gambling halls all over the world, there are better schemes being developed every other day. One can locate at least hundreds of Web sites sharing with you tricks on counting cards and the across the board plan to earn cash playing vingt-et-un.