Counting cards is an ability which is used by players of card games to realize an edge by following cards which have been played. This provides the gambler a theory of the value of cards, that have to be dealt with. Card counting is a technique that has more use in chemin de fer than in other card game.

In chemin de fer, a gambler has an advantage when the remaining deck houses "high cards." High cards could be faces and aces. The card counter in the gambling den brings into play these opportunities by making larger bets, as and when they occur. A great many knowledgeable players use the makeup of the shoe to adjust their overall strategy. New players at times will have problems while trying fast counting and could be subject to mistakes, when it comes to working with dealt decks of cards. Chemin de fer card counting is a business on its own. massive amounts of money are won or squandered, 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 refined devices affecting the entire process. Traditional players however attest that a more complicated card counting approach is more prone to breakdown, negating the additional accuracy allowed by the application of technology. One can find a lot of techniques for twenty-one card counting by going internet pages devoted to blackjack. With the game growing in popularity in gambling dens around the planet, there are better schemes being developed every other day. One can locate easily hundreds of Web sites giving you tricks on counting cards and the across the board scheme to make profit playing twenty-one.