What flight planning software can be used?
It is recommended to use Map Pilot Ag provided by Drones Made Easy. See the links below for more information.
https://support.dronesmadeeasy.com/hc/en-us/articles/360025620592-Comparison-Chart-of-Map-Pilot-Versions
https://support.dronesmadeeasy.com/hc/en-us/categories/360002634072-Map-Pilot-AG