BlackJack 21 - Free Card Games: Tips, Tricks and Strategies.

Tips:

• Always assume the dealer's face-down card is a 10.
• Learn basic strategy and stick to it.
• Know when to hit and when to stand.
• Avoid taking insurance.

Tricks:

• Count cards to gain an advantage.
• Split aces and eights.
• Avoid splitting 10s.
• Double down when the dealer has a weak upcard.

Strategies:

• Martingale strategy: double your bet after each loss to recoup losses and make a profit.
• Parlay strategy: increase your bet after each win to maximize profits.
• 1-3-2-6 strategy: increase your bet after each win in a sequence of 1-3-2-6, and start over after four wins in a row.
• Card counting: keep track of the cards that have been played to determine the likelihood of certain cards being dealt in the future.