Counting cards is a technique which is employed by players of card games to achieve an advantage by following cards which have been played. This gives the gambler a theory of the importance of cards, that need to be dealt with. Counting cards is a technique that has more use in black jack than in any other card game.

In chemin de fer, a gambler is at an advantage when the remaining shoe contains "big value cards." High cards should be 10s or aces. The card counter in the gambling den brings into play such opportunities by making greater bets, as and when they occur. Most accomplished gamblers use the composition of the deck to alter their overall tactic. Amateur players occasionally experience difficulty while performing fast counting and could be prone to mistakes, when it comes to dealing with dealt decks. Vingt-et-un card counting is an industry by itself. Millions are made or spent, by both the players and the casinos, based on card counting methods in play.

Computing has made its presence known on counting cards too, with improved computing power affecting the complete activity. Long-standing gamblers however attest that a more complex card counting plan is more prone to breakdown, negating the added accuracy allowed by the application of technology. Anyone can dig up many tactics for chemin de fer card counting by visiting net sites devoted to twenty-one. With the game increasing in fame in gambling halls around the planet, there are newer game plans coming up every other day. One can dig up beyond a doubt a multitude of Web sites giving you hints on card counting and the across the board plan to make money playing chemin de fer.