88. The city may, by by-law, in respect of a park,1° establish rules governing the protection and preservation of the natural environment and its elements;
2° determine the extent to which and the purposes for which the public is to be admitted;
3° prescribe the conditions on which a person may stay, travel or engage in an activity in the park;
4° prohibit or regulate the carrying and transport of firearms;
5° prohibit or regulate the use or parking of vehicles;
6° prohibit the transport and possession of animals or prescribe the conditions with which a person having custody of an animal must comply;
7° prohibit or regulate posting;
8° establish rules for maintaining order and for ensuring the cleanliness of the premises and the well-being and tranquillity of users;
9° prohibit certain recreational activities or prescribe conditions governing participation in such activities;
10° prohibit or regulate the operation of businesses;
11° determine cases where a person may be kept out or expelled; and
12° determine powers and obligations of employees.