When it comes to communication, be it by phone ... you commit an office etiquette no-no, and say or do the wrong thing at the wrong time? Humor always makes for a good comeback, Oliver advises.

Meeting etiquette requires consideration and patience for everyone's unique situation. If you're in an office, avoid side ... a screen to check your email or phone during a meeting.

And now that they’re back, employers are having to address a new issue: some employees have forgotten how to behave in the office. Demand for workplace etiquette ... on the phone and employees ...