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**Stand 17 Deviations Explained**

Memorizing a load of numbers is one thing. But understanding what the S17 deviations mean is another. We get asked regularly what certain blackjack deviation numbers mean, so we put this together to demystify the S17 deviation strategy.

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### Pair Splitting

A pair of tens splits vs. 4 at a true count of 6 and above.

A pair of tens splits vs. 5 at a true count of 5 and above.

A pair of tens splits vs. 6 at a true count of 4 and above.

### Soft Totals

A soft 19 doubles vs. 4 at a true count of 3 and above.

A soft 19 doubles vs. 5 at a true count of 1 and above.

A soft 19 doubles vs. 6 at a true count of 1 and above.

A soft 17 doubles vs. 2 at a true count of 1 and above.

### Hard Totals

16 stands vs. 9 at a true count of 4 and above (Unless you can surrender).

16 stands vs. 10 at any positive count (Unless you can surrender).

15 stands vs 10 at a true count of 3 and above (Unless you can surrender).

13 hits vs. 2 at a true count of -1 and below.

12 stands vs. 2 at a true count of 3 and above.

12 stands vs. 3 at a true count of 2 and above.

12 hits vs. 4 at any count below 0.

11 doubles vs. Ace at a true count of 1 and above.

10 doubles vs. 10 at a true count of 4 and above.

10 doubles vs. Ace at a true count of 3 and above.

9 doubles vs. 2 at a true count of 1 and above.

9 doubles vs. 7 at a true count of 3 and above.

8 doubles vs. 6 at a true count of 2 and above.

### Hard Totals- Surrender

16 surrenders vs. 8 at a true count of 4 and above.

16 hits vs. 9 and a true count of -1 and below.

15 surrenders vs. 9 at a true count of 2 and above.

15 hits vs. 10 at any count below 0.

15 surrenders vs. Ace at a true 2 and above.