ensure the sUAS is equipped with a parachute ensure that the human beings who are not participating in the operation are under a covered structure or inside a non-moving vehicle.  make sure the area is closed or restricted-access.

1 calendar month. 7 days. 14 days. 

Yes, it will cost $5 per aircraft. They don’t need to, your aircraft are already registered and your pilots are certificated. No, they will have to obtain operating authority from the Department of Transportation.

receive type certification under Part 21. have remote ID for all operations over human beings. be operated by a Part 61 pilot.