blackjack basic strategyThe Best Blackjack Strategies · BLACKJACK STRATEGY #1: ALWAYS DOUBLE DOWN ON A HARD 11 · BLACKJACK STRATEGY #2: ALWAYS SPLIT A PAIR OF 8s AND ACES.The Best Blackjack Strategies · BLACKJACK STRATEGY #1: ALWAYS DOUBLE DOWN ON A HARD 11 · BLACKJACK STRATEGY #2: ALWAYS SPLIT A PAIR OF 8s AND ACES.