do's and don'ts
The general rules and regulations of a given activity, operation, or situation. Before you begin your first day working for us, there are a few important do's and don'ts that I need to familiarize you with. Tom doesn't understand the basic do's and don'ts of social etiquette.
dos and don'ts
rules of behaviour. 1999 Alumnus Volunteers are prepared well on…cultural dos and don'ts before they leave for the field to serve.