Forms TREC 1 (Transfer, Release or Change of Status) TN REALTORS® Forms MLS IDX Key & Lockbox Forms MLS MLS Complaint Form MLS Admin. Application MLS Admin. Permissions Office Exclusive MLS Waiver Pre-Marketing Addendum Commercial MLS Application MLS Waiver IDX IDX/VOW Participant Data Access Agreement IDX’s Subscriber’s Opt-Out Agreement Key & Lockbox Forms Master Key Custody Agreement Master Key Custody Agreement Addendum Lockbox Transfer