diff --git a/README.md b/README.md
index 06703651..83217e94 100644
--- a/README.md
+++ b/README.md
@@ -312,6 +312,7 @@ Install or disable them dynamically with the `/plugin` command — enabling you
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+- [why-isnt-it-selling](https://github.com/maxxthemate-png/why-isnt-it-selling) - Diagnose why a shipped product is not selling; five triage questions to one failure mode, ranked moves with a source URL each, plus the graveyard of 11 growth tactics that failed adversarial refutation
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