Greeting People
For greetings at different times of day, use these time tips:
Good morning: use before noon 12:00 P.M.
Good afternoon: use from 12:01 P.M. until approximately 5:00 P.M.
Good evening: use from approximately 5:00 P.M. until midnight 12:00 A.M.
Meeting People
In North America, eye contact is expected and acceptable during a coversation.