How do I book a showing? Andrew McLeod July 16, 2020 21:39 Certn is not a property manager or landlord. To book a showing, please contact your property manager or landlord. Related articles When will I hear if I got the apartment? Fraud Watchlists Certn-Greenhouse Integration Setup Public Profile Scan What is a drivers abstract / motor vehicle records check? Comments 0 comments Please sign in to leave a comment.