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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 minutesNeedsLesson 17

Why it matters: Procedural mistakes break rules; strategic mistakes break games. Spotting yours is how you start winning consistently.

Step 1 of 13

These Aren't Rule Violations

Not every mistake breaks a rule.

Procedural · Lesson 13

Wrong counts, missed calls, Joker slips — rule problems with clear fixes.

Strategic · this lesson

Choices that feel reasonable in the moment but quietly cost you games. No rule broken — much harder to spot.

Five patterns separate players who win sometimes from those who win consistently.