The host or hostess of the party has gotten excited about something and decided to open his or her home to a lot of people, or maybe spend the money to rent a nice location.

FORBES: Importance of the RSVP

Nevertheless, as I walk through the corridors of business organizations, enter meetings that are about to begin, embark on various modes of transportation and even engage with the host or hostess in a restaurant, I rarely see people smiling.

FORBES: New Data on Smiling