No person shall sell or offer for sale any goods, wares, merchandise or beverages without the prior written approval of the director. The director shall determine whether to approve, conditionally approve or deny an application for a vendor permit within four days after receiving a completed application on a form prescribed by the director. A denial of an application shall state the grounds therefor, and the applicant may appeal a denial or conditional approval in the manner described in Section 13.28.160. Written permission shall not be granted by the director excepting for sales by nonprofit organizations in connection with an organized activity which has been approved by the director, or for an activity whose primary purpose is First Amendment expression and not private profit. The park director may impose reasonable conditions of the issuance of a permit as authorized by Section 13.32.100. This section shall not apply to the solicitation of donations for distribution of materials by individuals for the primary purpose of First Amendment expression and not private profit. (Ord. 1586 NCS §2 (part), 1984.)