Card counting is a skill that is employed by gamblers of card games to obtain an opportunity by following cards that have been dealt. This provides the gambler a concept of the value of cards, which have to be dealt with. Counting cards is a technique that is more advantageous in twenty-one than in other card game.

In black jack, a player has an advantage when the remaining deck contains "high cards." High cards should be faces and aces. The counter in the casino brings into play these circumstances by placing bigger bets, as and when they happen. Quite a few knowledgeable gamblers use the composition of the shoe to adjust their overall course of action. Inexperienced gamblers sometimes will have difficulty while trying quick counting and may be prone to mistakes, when it comes to dealing with dealt cards. 21 card counting is a business on its own. millions and millions are won or lost, both by the gamblers and the casinos, depending on card counting tactics in play.

Computing has made its presence known on counting cards too, with enhanced computing power affecting the entire process. Traditional players however argue that a card counting plan of greater complexity is more prone to problems, negating the extra accuracy enabled by the application of technology. One can discover many game plans for vingt-et-un card counting by going online resources dedicated to the game. With the game growing in popularity in gambling dens around the world, there are newer tactics being developed every other day. One can discover literally thousands of net sites sharing with you tricks on card counting and the all-around strategy to earn cash through chemin de fer.