Static strategy reference
Core modelDealer 2–6 is weak; dealer 7–A is strong.
Hard totals12 stands only vs 4–6; 13–16 stand vs 2–6; 17+ stands.
Soft totalsLow soft hands often double against weak dealer cards; soft 18 varies by upcard.
PairsAlways split aces and eights; never split tens; treat fives as hard 10.
SurrenderLate surrender commonly applies to 16 vs 9–A and 15 vs 10.
Card countingHi-Lo: 2–6 = +1, 7–9 = 0, 10–A = −1. Convert running count to true count by decks remaining.
Conservative strategyUse exact basic strategy, flat bet, no side bets.
Advantage strategyOnly valid with legal observation, accurate count, favorable penetration, and disciplined bet spread.