FAA Regulation

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

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 ...

The Administrator, authorized representatives from the NTSB or TSA, or any Federal, State, or Local Law enforcement officers.  The General Public and any Government Employees. Any Government employee.

Denial of an application for a period of up to 1 year or suspension/revocation of a remote pilot certificate.   Up to 1 year in jail. A fine up to $10,000.

Compliant with Part 107 when used with a first-person view (FPV) camera system. Not compliant with Part 107. Compliant with Part 107.

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

.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.

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.