Flag a review card that has no due date so its owner can see the deadline gap before asking for a review.
Mark draft review cards that lack a due date when shared in chat.
Your team sees a missing-deadline note on the card when a review request links to an undated card in chat.
Send writers their undated review cards before editorial handoff.
Your card owners see the review work missing due dates before the weekly handoff, with links to the cards they need to update.