Better bring those earplugs just in case. Landing the Right Seat Know where the problem passengers go. Unaccompanied minors are usually seated at the very front or the very back of the plane. Babies can go anywhere. Know where they can't go.
Exit rows are child-free.
People with mobility problems aren't allowed to sit in an exit row either. Talkative people, well, they're everywhere. Know how to handle them. Politely ask for their cooperation. I once sat next to someone who, as he fell asleep, would slump onto my shoulder.