Tricky issues in airplane etiquette.

Here are a few of the questions covered (click through to read the various opinions from the Wall Street Journal consultants:

1. You're in the middle seat, between two strangers. Who gets the armrests?

2. A tall man sits down and his knees jut out wide, encroaching on your space.

3. You're in the window seat and two strangers in the middle and aisle seats are asleep. You have to go to the bathroom.

5. Your seatmate brings a smelly meal on board and loudly starts munching.

(Via BBspot.)