Card counting is a technique that is employed by players of card games to obtain an opportunity by tracking cards that have been played. This provides the gambler a theory of the sum of cards, that have to be dealt with. Card counting is a skill that has more use in chemin de fer than in other card game.

In black jack, a gambler is at an advantage when the remaining deck has "big value cards." Big value cards could be faces and aces. The counter in the gambling hall takes advantage of such opportunities by making larger wagers, as and when they happen. A good many knowledgeable gamblers use the composition of the deck to alter their overall course of action. Amateur players occasionally experience problems while performing quick card counting and could be subject to mistakes, when it comes to handling dealt decks of cards. Twenty-one card counting is a business on its own. massive amounts of money are won or lost, by both the gamblers and the gambling halls, depending on card counting schemes in use.

Technology has made its presence known on counting cards too, with improved devices impacting the complete process. Traditional players however attest that a card counting plan of greater complexity is more prone to problems, negating the extra accuracy enabled by the use of computers. One can discover many game plans for blackjack card counting by going internet resources devoted to black jack. With the game growing in fame in gambling halls around the world, there are better game plans coming up every other day. One can find at least hundreds of Web sites providing you tips on card counting and the across the board scheme to earn profit through black jack.