What is the Best Onsite Holiday Greeting?Is it OK to say "Merry Christmas?"In the name of inclusiveness, many onsite professionals have taken to the more universal December greeting, "Happy Holidays!" After all, this is the season for several other holidays; and perhaps the person you are greeting does not celebrate Christmas. On the other hand, some people are actually offended if you don't greet them with a "Merry Christmas"! This is often due ...