BTN Open vs SB 3-Bet
SB 3-bet to 9 bb. In position, continue with ~50% of your BTN opens: 4-bet ~10%, call ~40%, fold the rest.
Hands at a glance
4-bet (10% of hands)
Always: AA, AKs, A5s, A4s, A3s, A2s, AKo, KK, QQ. Sometimes: AQs (40%), K8s (40%), K7s (30%), Q9s (30%), Q8s (30%), JJ (40%), J8s (30%), KTo (20%), T8s (20%), A9o (20%), 65s (30%), 54s (30%).
Call (40% of hands)
Always: AJs, ATs, A9s, A8s, A7s, A6s, KQs, KJs, KTs, K9s, AQo, KQo, QJs, QTs, AJo, KJo, QJo, JTs, J9s, ATo, TT, T9s, 99, 98s, 97s, 88, 87s, 77, 76s, 66, 55, 44, 33, 22. Sometimes: AQs (60%), K8s (60%), K7s (40%), Q9s (70%), Q8s (50%), JJ (60%), J8s (60%), KTo (60%), QTo (50%), JTo (70%), T8s (80%), A9o (50%), T9o (30%), A8o (30%), 86s (60%), 75s (40%), 65s (70%), 54s (60%).
Each square is a starting hand: pairs on the diagonal, suited hands above it, offsuit below. A square split in two colors is a mix: play it each way that often.