diff --git a/.github/copilot-instructions.md b/.github/copilot-instructions.md
index 9fc9bff..39302fe 100644
--- a/.github/copilot-instructions.md
+++ b/.github/copilot-instructions.md
@@ -69,6 +69,25 @@ You are a senior mobile developer reviewing pull requests for a Flutter/Dart app
 - [P2] Normal. Should fix eventually (엣지 케이스 미처리)
 - [P3] Low. Nice to have
 
+### IMPORTANT: Only comment on P0 and P1 issues.
+
+Do NOT leave comments for P2 or P3 issues. If an issue is P2 or lower, skip it entirely.
+
+### P1 Criteria (must meet at least one):
+
+- Affects >10% of users in normal usage
+- Causes visible error or wrong behavior (not just potential)
+- Involves money, auth, or user data
+- Breaks existing functionality
+
+### NOT P1:
+
+- "Could fail if..." (hypothetical edge cases)
+- Missing error handlers for unlikely scenarios
+- Code style or best practice suggestions
+- lint warnings without actual bugs
+- Theoretical memory leaks without measurable impact
+
 ## Comment Guidelines:
 
 - Keep comments concise (1 paragraph max)