FAA Regulation

600 feet AGL. 500 feet AGL. 400 feet AGL.

No, 14 CFR Part 107 only applies to sUAS weighing less than 0.55 lbs. Yes, there is no lower weight limit for operating under 14 CFR Part 107.   No, roof ...

Over suburban areas. Over a parade or other social events. Over a sparsely populated area.  

does not contain any exposed rotating parts that would lacerate human skins upon impact. has an airworthiness certificate issued under Part 21.  is labeled as Category 4.

notify the FAA within 10 days. cancel the registration on the FAA Drone Zone.  send the remaining parts to the FAA for investigation.

The FAA does not allow the use of ADSB-out for sUAS. Anytime you are flying in controlled airspace. Only when flying in a Temporary Flight Restriction.

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

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.