The commission shall consider all pertinent facts concerning the requested use. Upon completion of the investigation, the commission may, by resolution of record, recommend to the city council the zone or zones in which the use may be permitted, and any conditions that should apply to the use which are not adequately set forth in the zone or zones. The recommendation shall be filed with the council within thirty (30) days after commission action. (Ord. 1000 § 32.10(D), 1955)