Don't use the office phone for a personal call.
Staff is not allowed to make personal call during office hours .
"They are different in charge. For a personal call, we charge for a supplementary fee."
Gordon: Well, that's your third phone call today. You know you're supposed to keep personal calls to a minimum.
If he received a personal call during a busy time, he could be curt.
I am not making a personal call - - I am making a company call !