In Canada as a cultural mosaic community, being concise is key. Think about business meetings or schools' group work where individuals have to communicate with each other discuss and exchange ideas. The key to be concise and successful in a multicultural community is to wear the same thinking hat so everybody is on the same stream. Using specific terms to express an idea is also a time saving tool. Non-native English speakers should wear their English language thinking hat prior to public discussions, meetings or even social gatherings.
Many individuals think of communication as the spoken conversation or the written letters they have on daily basis. In fact communication has more than one arm, I can name body language and facial expressions under many.