In a few casinos, the dealers physically check under their hole card in blackjack to see if they do, in fact, have a blackjack. Dealers who don't use a modern scanning system must do this. Cardsharks will sometimes station an accomplice across the pit and behind the dealer to catch a glimpse of the hole card and then signal the result to the player. Players frequently tried this form of cheating, called spooking, before card scanning was introduced. Although it's illegal, some players still try it in some of the older, smaller clubs.
Some casinos have a rule in their blackjack games that permit a play called surrender.
This play can save you money in the long run if you are dealt a miserable starting hand and the dealer is showing a strong up card. In most casinos this option may only be employed if the dealer does not have a blackjack. Surrender should not be used in any other situations unless you are a professional card counter. Search Database More and more Internet casinos are offering this newcomer to the scene. Its history only goes back as far as 1995, when it was introduced in Nevada.