Private jet travel has never been more visible—or more lucrative, with the market on track to surpass $33 billion this year. But the executives running fractional ownership, charter and semi-private operations tell Observer the smartest fliers are the quietest ones: no tail numbers in photos, no raised voices in the cabin, no tipping off the internet to where—or when—you're landing. From seating hierarchy to what to actually order onboard, here's how the industry's top CEOs say discretion, not decadence, is the real marker of who's flown private before.