3-bet exploit GTO position rake ranges Poker pros Mike Brady and Gary Blackwood dive deep into preflop strategy, sharing expert insights on big blind defense, three-betting, range adjustments, and navigating different poker environments with tactical precision. Mastering preflop play requires understanding position, ranges, aggression, and adapting to specific game dynamics and rake structures. Strategic Preflop Playbook: Avoid defending too wide from the big blind in multi-way pots Expand three-betting range from big blind against wide openers Adjust ranges based on specific table dynamics and player types Tighten calling ranges in high-rake environments Prioritize aggression over passive play Use raise sizing to exploit weak players Study postflop scenarios after preflop decisions