u/colinbradleyjones however, on his basic blackjack charts, which is based off on H17, says to double down here. In basic blackjack, the boi Wong says to hit this.I've seen a few variations in basic strategy in several books and online resources (things like Basic Blackjack by Stanford Wong, Modern Blackjack by Norm Wattenberger, Wizard of Odds, Blackjack Apprenticeship) and I'm wondering what is the 'correct' basic strategy for H17, DAS, with late surrender. the past month or two and I want to make sure I have basic strategy down like it's second nature before even attempting indices (indexes?). Okay so I've been reading up a bunch on card counting, etc.