Once a sit has completed, you'll need to leave your review within 14 days, otherwise, the review window will close and you'll will no longer be able to leave a review.
Don't worry, we'll be sure to email you a few times during this 14-day window, to remind you to leave your review. While you'll won't be able to leave a review after this 14-day window, you'll still have the opportunity to leave a reply to a review.