Lessons learned, critical references, and the complete route sheet.
We used Jeppesen FlightDeck on iPad for all enroute and terminal charts. Highly recommended for international flights.
Many countries require an ICAO Annex 16 noise certificate. Check destination NOTAMs and country requirements.
Plan O₂ capacity for high-altitude legs. We carried a built-in system plus portable backup. Know your flow rates.
Every leg documented — distances, fuel, times, and notes.