Counting cards is an ability that is employed by gamblers of card games to obtain a benefit by following cards that have been played. This gives the gambler a theory of the importance of cards, that have to be dealt with. Card counting is an ability that has more use in 21 than in other card game.

In black jack, a gambler has an advantage when the remaining deck houses "high cards." Big value cards should be tens or aces. The counter in the gambling hall uses these opportunities by laying larger wagers, as and when they occur. Quite a few knowledgeable gamblers use the composition of the deck to alter their overall strategy. Fairly new players occasionally have difficulty while performing quick counting and may be subject to errors, when it comes to handling dealt decks of cards. Chemin de fer card counting is a business by itself. Millions are won or lost, by both the gamblers and the casinos, depending on card counting methods in play.

Computing has made its presence known on counting cards too, with enhanced computing power affecting the entire activity. Long-standing gamblers however attest that a card counting scheme of greater complexity is more subject to problems, canceling out the added accuracy enabled by the use of technology. One can locate many schemes for chemin de fer card counting by visiting internet sites dedicated to the game. With the game growing in acceptance in gambling dens all over the planet, there are better strategies being developed every other day. One can discover literally thousands of Web pages providing you tricks on counting cards and the overall scheme to earn profit through chemin de fer.