No person shall conduct any commercial or professional instruction such as boot camps, fitness instruction, day camps, yoga classes, youth sports camps, dog training or similar activities on public recreational property without first obtaining a permit pursuant to the provisions of this article. No person shall bring onto any public recreational property any equipment to be used for commercial or professional instruction except as authorized by a permit issued pursuant to this article. (Ord. 17-O-2722, eff. 2-10-2017)