I didn't but clearly SHOULD have known this. Good news is I flew quite a lot in beautiful Maine. All three batteries charged well and I did not have any issues other than having to update the firmware for the drone and I think the controller.
Curious, how are you working with BVLOS possibilities on doing this type of work? Sounds like it could be very labor and driving intensive, as are you physically going to be driving to each street and watching your drone going on a single linear...