Know how to travel from your town to a nearby town without a car, either by bus or by rail.

Be able to sneeze without sounding ridiculous. That means neither stifling yourself or spraying your immediate vicinity.

Know how weather, especially humidity, can affect the movement of doors and windows.

Know how to behave at a buffet. Take a clean plate for a second helping.

Know how to drive safely when it's raining or when it's snowing. The two conditions are different.

Know what happens when an individual declares bankruptcy and how it affects his or her life.