medium · Poker Theory Preflop

Game: Six-Max NLHE | Format: Cash | Blinds/Antes: 1/2 | Effective Stacks: 100 bb | Hero Position: SB | Pot Size: 1.5 bb Applying the principle of stack-to-pot ratio (SPR) as a design parameter, why is a larger opening size (3-3.5 bb) theoretically preferred for a Small Blind RFI compared to the Button's smaller sizing?

1. To ensure the pot is large enough to overcome the rake cap in the event of a small-pot showdown. (under this line) (under this line)
2. To increase the pot size to a level that forces the BB to defend at a MDF near 100%.
3. To extend the SPR, maximizing the value of Hero's range advantage on high-card flop textures.
4. To compress the SPR, thereby reducing the number of post-flop decisions where the positional disadvantage is most impactful.

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