Over years of open houses, a busy listing agent will surely run into an old seller, or their children or grand kids who grew up in the home.

FORBES: The 5 Kinds of People Who Attend Open Houses

One particularly busy Friday evening at San Francisco airport as a passenger service agent, I began working a flight with a passenger line that snaked back 100-plus people for a shuttle flight to San Diego.

FORBES: An Oscar Night Reflection of a Different Kind