I agree with the above statements. A drone is viewed, in my opinion, as a flying camera. With that said, if you not an experienced photographer, I would at least study basic concepts or take a course in photography. I have been a photographer for...
I also only buy the fly more kits so starting out with a minimum of 3 or 4. when flying a camera drone, I will probably only use 2 or 3 for that session but it helps to have extras if you need them even though I have a power station (charger)...