All licensed premises shall be open to inspection by the City police or other authorized City official during regular business hours. From time to time, but at least once per year, the Police Department shall conduct compliance checks engaging someone at least seventeen (17) years old but less than twenty-one (21) years old to enter the licensed premises to attempt to purchase tobacco, tobacco products, tobacco-related devices, or electronic delivery devices. Persons under eighteen (18) years of age shall be utilized only with the written consent of their parent(s) or guardian(s). Persons used for the purpose of compliance checks shall be supervised by City designated law enforcement officers. Nothing in this subsection shall prohibit compliance checks authorized by state or federal laws for educational, research, or training purposes, or required for the enforcement of a particular State or Federal law. However, all such compliance checks must be coordinated through the Police Department.