For each scenario, there will be a letter that denotes the best action you can take. What are Blackjack Strategy Charts?īlackjack strategy charts are charts that lay out the basic strategy behind blackjack. It’s those little charts that we’re going to be focusing on today as we explain how to use them, why they’re useful, and tips for using them at the table. What’s more, is that casinos allow you to use or will even give you little charts that explain what you should do in each situation! Unlike most games in the casino, blackjack has a strategy players can use to increase their odds of winning. Tips For Using Blackjack Strategy Charts.