If any person engages in or prosecuted any business, activity, trade or employment contrary to any of the provisions of this code, whether without first obtaining a license therefor or by continuing the same after the termination of the effective period of such license, or by any violation of the terms and conditions of such license, he or she shall be subject to immediate prosecution in the municipal court and, in addition, the City Attorney may, in the name of the city, seek such injunctive relief as may be appropriate in any court of competent jurisdiction.