If a desk doesn't allow you to surrender, your best alternative is to hit. While the blackjack odds of going bust is greater when hitting with a hard 15 or higher, you still have an opportunity of getting a card that improves your hand. Blackjack charts provide the means to memorize the fundamental technique to get the higher hand against the house. Other graphs can show you the right blackjack motion in particular scenarios. Because of blackjack's reputation, numerous authors and mathematicians came up with these charts. Hit and stay/stand are essentially the most fundamental moves in blackjack, but they cause essentially the most headaches for players when tough hand values of are involved.