(f). In this Bond Purchase Agreement, the term "Issuer Financing Documents" means the Indenture; the Bonds; the Pledge Agreement; the Continuing Disclosure. A Tax Sale is the public auction of any real property with taxes that have been delinquent for four years from the final tax payment deadline.An indenture agreement is a legally binding document or contract that establishes terms and conditions between two or more parties. Resolution ; Legislation Subject.