A Mavic 3 Pro with software hack from drone-hacks will be a good choice. The DH software will remove the altitude limit, you can fly as high as you wish. It will give you FCC transmission, and it will also remove the log-in requirements.
The...
DJI is not supplying the repair depots Here. and replacements are coming from Canada. There is a shortage of Parts at DJI Centers here, and in some cases you face a longer than normal time to get Repairs. Write your Representative.
I can answer number 1...Talk to the contractors and the superintendent often. When I was erecting steel There were times I could throw up quite a bit of steel in a day or two. and when it came time to deck We went until the whole thing was...
I mostly fly 2meter pattern with 4Stroke YS engines although have a significant selection of scale and other pattern planes mostly gas but also a selection of electric planes.