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MAHJ — Lesson 18
Strategic Mistakes
The errors that cost experienced players games
Goal: Recognize the five strategic habits that quietly cost wins
Estimated time: 7–10 minutes
Prerequisite: Lesson 17
Why it matters: Procedural mistakes break rules; strategic mistakes break games. Spotting yours is how you start winning consistently.
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🧠 These Aren't Rule Violations
Lesson 13 covered procedural mistakes — wrong tile counts, missed calls, Joker errors. Those are rule problems with clear solutions.
Strategic mistakes are harder to spot because they feel reasonable in the moment. You're not breaking a rule. You're just making a choice that quietly costs you games.
These are the five patterns that separate players who win sometimes from players who win consistently.