Just a heads up that landing fees have been implemented. Landing fees are a small charge to the airlines by an airport each time an aircraft lands. They are used to pay for runway/taxiway upkeep, airport facilities maintenance, etc. Landing fees are applied when turnaround ends for each flight.
Formula (for now) is: Annual Pax * 0.000025
Formula (for now) is: Annual Pax * 0.000025
I am the developer of Airline Enterprise