This app released by DJI, called the Ground Station Pro (GS Pro) should be helpful for event organisers when scouting and planning airsoft events, by having a clear mapping of the AO... "GS Pro or Ground Station Pro can plan complex flight missions with just a few taps while automatically taking pictures at pre-set waypoints, providing the accuracy required for precision mapping. Watch how the new virtual fence feature increases safety and ease of use by locking the aircraft’s height and speed within a designated area."