A citizen may request a tour of a Division facility by a letter to the warden or unit manager of the facility. The letter shall include: The requested date and time for the tour; A telephone number and address for the tour applicant; The reason or reasons for the tour; and The number of citizens who are to participate in the tour. A citizen shall mail a letter requesting a tour of a Division facility at least 4 weeks before a requested tour date to allow for a warden's review of the request and response to the applicant.