FAA Regulation

the Remote PIC.  the controlling agency. Air Traffic Control.

Civil and public aircraft operations. Public and military operations. Civil operations. 

Turn down the intensity of the light.  Look down at your controller screen to fly the drone and find the obstacle. Turn off the strobe light.

Yes, as long as it meets Remote ID requirements. No, it is not permitted.  Yes, it is permitted without limitations.

Ensure the aircraft is equipped with a parachute. Ensure that the area is restricted-access and that everyone inside moving vehicles inside the area are on notice.   Ensure that everyone inside ...

The remote pilot must contact the Air Traffic Control (ATC) facility after launching the unmanned aircraft. The remote pilot must monitor the Air Traffic Control (ATC) frequency from launch to recovery. The remote pilot must have prior authorization from the ...

The applicant must have logged 20 hours of flight time. The applicant must be a US Citizen. The applicant must be at least 16 years old.

No, the other people in the park are not on notice.  Yes, as long as the park is not busy enough that it would be considered an open-air assembly of human beings.

100 mph 100 kts 87 mph

No more than three as long as the Remote PIC maintains visual line of sight. As many as he/she can handle. No more than one.