I have lived in Florida a long time, A lot of coastal counties and some inland counties do late evening mosquito control when the counts get high enough or certain species are trapped. We are thankful for it.
Another option with a foam insert, is to cut it yourself. If you know your pattern, you can cut it out of a blank, spray it with Plasti Dip and you are good to go. There are a ton of YouTube videos on shaping foam inserts.
That is a great question, I am a beginner with hyperlapse and from the you tube videos I have seen they seem to indicate that if you start at waypoint one, your drone will end at waypoint 4. The concern being for me having enough battery for the return to home. You can always do a reverse...