In chapter 1 of PLO From Scratch, Bugs lays out a foundational approach to preflop play in pot-limit Omaha by first defining a simple “core strategy,” then building a practical system for evaluating and classifying starting hands, and finally giving beginner-friendly preflop principles and examples that connect preflop decisions to likely postflop outcomes.
What This Chapter Tries to Accomplish
Bugs frames preflop as the starting point for building profitable postflop situations. Because PLO decisions are often decided after the flop, the chapter’s purpose is to give readers “training wheels”: clear hand-quality concepts, a hand taxonomy, and basic action guidelines (raise/call/fold) that are easy to apply while learning.
He also emphasizes that PLO allows multiple viable styles, and his goal is not to prescribe one rigid system, but to teach sound thinking and planning.
The Overall PLO Core Strategy
The core idea is deliberately simple:
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Prioritize hands that can make the nuts or strong nut draws.
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Prioritize playing in position.
From this, Bugs describes a straightforward postflop focus: value-bet very strong hands (especially the nuts) and apply pressure with strong nut draws, while using position to win smaller pots through controlled betting, pot control with medium-strength hands, and selective stealing when opponents show weakness.
Why Position Matters Even More in PLO
Bugs explains that with four hole cards, players can credibly represent many strong holdings, which makes life difficult when you act early. Out of position, you are frequently stuck choosing between betting into possible strength or checking and giving free cards and initiative.
In position, you get more information before acting, more control over pot growth, and better opportunities to:
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apply pressure when opponents check,
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take cheaper routes to showdown with medium hands,
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raise aggressively with strong hands and draws.
This leads to a key preflop takeaway: weaker or less “nutty” hands improve a lot in late position (especially when folded to you), while early-position play should be more selective and more nut-focused.
Components of PLO Starting Hand Strength
Bugs breaks starting hand evaluation into a few building blocks:
High-card strength
Higher ranks improve the value of pairs, two pair, sets, and full houses when straight/flush outcomes don’t materialize.
Straight strength (connectedness)
Connected cards create more straight possibilities, and the placement of gaps matters. More connectivity generally means more flops you can continue on, and more ways to build powerful draws.
Flush strength (suitedness)
Suitedness matters greatly because nut flushes are a major profit source, while non-nut flushes can become expensive traps. Doublesuited hands gain value, while hands that “block themselves” with too many cards of the same suit lose some flush potential.
Nuttiness
Beyond raw components, Bugs stresses whether the hand tends to make the best possible version of its made hands and draws. Nutty hands are safer in more situations and less dependent on position; non-nutty hands become much harder to profitably push in big pots, especially out of position.
Showdown Equity vs Steal Equity
A central framework in the chapter is separating two sources of profit:
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Showdown equity: how well your hand can make strong holdings and win big pots when you connect.
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Steal equity: how often you can win without showdown (preflop or postflop) due to position, opponent tendencies, and table dynamics—often relatively independent of your exact cards.
Bugs encourages readers to explicitly identify which equity source they are targeting in a hand, because it shapes whether you should raise to isolate, limp behind to realize implied odds, or fold.
Hand Classification Systems
To reduce the chaos of four-card starting hands, Bugs introduces two linked classification schemes—one by structure and one by strength—adapted from a well-known Omaha framework.
Structural categories (what the hand “is”)
He groups playable hands into broad shapes such as:
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high-card / broadway-heavy holdings,
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straight-heavy rundowns (wrap-type hands),
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suited ace structures (nut-flush “backbone” plus useful side cards),
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pair-plus hands (set potential plus connectivity/suits or double-paired),
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AAxx hands (ranging from weak to elite depending on suits/side cards),
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marginal “one-way” hands that lack depth or nuttiness.
Strength tiers (how strong it is overall)
He then sorts hands into:
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Premium: hands that can generally be played aggressively and comfortably for value.
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Speculative: hands often playable, especially in position, but more sensitive to scenario and opposition.
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Marginal: hands that often need position, good conditions, and low preflop cost.
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Trash: hands generally folded unless special circumstances create unusual steal potential.
A major point: these categories are tools for beginners, not laws. Strong players can profitably widen ranges in favorable conditions, but learners should start disciplined.
Macro Principles for Preflop Play
Bugs adds several “default rules” meant to prevent common beginner mistakes:
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If you enter the pot first, usually raise rather than limp.
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Default to pot-sized raises preflop unless you have a concrete reason not to.
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Avoid building big pots out of position with hands that aren’t robust and nutty.
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Be cautious with non-nutty hands out of position because they create awkward postflop dilemmas: pushing too hard pays off better hands; playing too cautiously misses value and gives free equity.
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With AAxx, be careful about reraising big unless you can commit a large portion of the stack preflop. Otherwise you give opponents information plus playable stack-to-pot conditions to outmaneuver you postflop.
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After a raise and reraise, be skeptical of Axxx-type hands, which are often dominated and effectively play like weakened three-card hands.
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Don’t be afraid to build pots in position with premium hands.
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When unsure, tighten up out of position.
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When unsure, folding a borderline playable hand is usually cheap compared to making expensive postflop mistakes.
Worked Examples and the “Plan First” Habit
The chapter repeatedly returns to one habit: link the preflop action to the postflop plan.
Using contrasting examples, Bugs shows how:
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a weak, non-nutty hand can look attractive but becomes a liability when it creates multiway, out-of-position flops with little ability to continue,
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a nutty, well-structured hand in position can profit through both strong draws and better stealing opportunities,
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speculative aces may prefer a controlled line in tough configurations rather than inflating a pot that becomes difficult to navigate,
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some hands can be raised as an isolation/steal play in late position even if they’re not great for multiway “make-a-hand” poker,
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folding to a 3-bet can be correct when your hand’s only realistic path is to hit a set but the price ruins the implied odds.
Closing Thoughts
Bugs ends by positioning this chapter as a practical base layer: a simple core strategy, a clear vocabulary for hand quality, and disciplined preflop defaults that reduce big mistakes. The next part is set up to expand into more advanced topics (like 3-betting strategy and deeper links between preflop structure and postflop equity behavior).