What is the difference between departure and leave?


What is the difference between departure and leave? What is departure? Departure is a planned going away from a place while leaving is an unplanned going away from a place.


What are the two types of departure procedures?

There are two types of DPs, Obstacle Departure Procedures (ODP), printed either textually or graphically, and Standard Instrument Departures (SID), always printed graphically.