FAA Regulation

Visual observer. Person manipulating the controls. Remote Pilot in Command (Remote PIC). 

Not compliant with Part 107. Part 107 does not apply to this scenario. Compliant with Part 107. 

November 28th. November 11th.  October 28th.

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.

No Medical Certificates are required. A Class 3 Medical Certificate A Class 2 Medical Certificate.

you may fly your drone in the TFR since your company is sponsoring a team at the race. flying your drone is allowed if you notify all non-participating people of the closed course UA operation. the TFR applies to all ...

Without the possibility of direct human intervention from within or on the aircraft.  For hobby and recreational use when not certificated. During search and rescue operations other than public.

No, the required visibility is 5 statute miles. Yes, as long as you remain 500 feet below clouds and 2000 feet horizontally away from them. Yes, as long as I remain ...

Only when visual observers participate in the operation. Alone, if operating during daylight hours. Under the direct supervision of a Remote PIC.  

If prior permission is received from the Federal Aviation Administration. If precautions are taken to avoid injury or damage to persons or property on the surface.  Only in an emergency.