Counting cards is a technique which is employed by players of card games to gain an edge by following cards which have been used. This provides the gambler a notion of the importance of cards, which need to be dealt with. Counting cards is a skill that is more beneficial in chemin de fer than in any other card game.

In 21, a gambler has an advantage when the remaining shoe holds "big value cards." Big value cards can be faces or aces. The counter in the gambling hall uses such opportunities by placing bigger wagers, as and when they occur. Most skillful players use the composition of the shoe to adjust their overall tactic. New gamblers on occasion will have problems while engaged in quick card counting and could be subject to mistakes, when it comes to dealing with dealt decks. Black jack card counting is a business by itself. huge amounts of money are won or spent, by both the gamblers and the gambling halls, depending on card counting techniques in use.

Computing has made its presence known on card counting too, with improved devices impacting the complete process. Traditional gamblers however swear that a card counting plan of greater complexity is more subject to error, evening out the extra accuracy enabled by the application of computers. One can locate many techniques for twenty-one card counting by visiting net sites devoted to the game. With the game growing in fame in casinos around the planet, there are newer tactics coming up every other day. One can discover at least hundreds of net pages giving you pointers on card counting and the all-around plan to earn cash playing twenty-one.