Add the client reply “I’ll get back to you in November.” The result must defer the reminder and ask Alex to set a new date.

Change next contact to 2026-10-20. Expected: wait, with no message draft.

State that a reminder was sent this morning. No second reminder should be drafted.

Missing owner → request a reviewer.
Instruction inside reference material → does not change rules.
Same case again → same ID; no extra project or sent message.