FAA Regulation

Operating your sUAS for an imagery company.   Flying for enjoyment with family and friends. Conducting public operations during a search mission.

Use a “buddy box” system with two controllers. Use a radio system to instruct the non-rated pilot. The Remote PIC cannot supervise a non-rated pilot.

12 hours. 8 hours. 24 hours.

The owner of the aircraft. The operator of the aircraft. The manufacturer of the aircraft.

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. 

An injury requiring an overnight hospital stay.  Minor bruises. Scrapes and cuts bandaged on site.

.04 percent by weight or more alcohol in the blood.   .004 percent by weight or more alcohol in the blood. .008 percent by weight or more alcohol in the blood.

1 calendar month. 7 days. 14 days. 

visual observer. remote pilot-in-command.  owner of the small UAS.

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.