position, information on other traffic and activity, duration of drop, drop zone
ILS calibration, special test flight procedures, banners, balloons, etc., ultralights, gliders, helicopters, aerial photography, highway watch, firefighting aircraft, supervision of power lines, military training procedures, types of military aircraft
official ceremonies, protocol (greetings, etc.), ferry flight, military escort, diplomatic clearance, country names and nationalities, apron/ramp, terminal, boarding and disembarking of passengers, VIP vehicles, effects on traffic
aerodrome environment, direction finder, manoeuvres for identification, endurance problems, installations at alternate/diversion field, forced/crash landing, ground services
instrument panel, on-board equipment, pilot rating, flight plan, local place name, visual landmarks, positions, directions, endurance, aircraft breakdown, weather problems
delays, slots, flight plan updating, computer breakdown, no flight plan, flight plan conformity, flight plan processing, search and rescue, type of flight plan
Air ambulance pilots must have a great deal of experience in piloting their aircraft because the conditions of air ambulance flights are often more challenging than regular non-emergency flight services.
Read more about it on Wikipedia
http://edition.cnn.com/video/data/2.0/video/us/2014/06/16/newday-intv-pilot-skydiving.cnn.html
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