Person Who Designs Buildings. The drafts person takes those designs and calculations and make drawings of the part pieces etc for the construction of the building. Look at this example sentence:

A person who deals whit office correspondence and records is a.?

A university lecturer teaches in a university. An internet café is a place where you can send emails and have a coffee. We use who in a relative clause when we are talking about people (not things): What was the name of the person who phoned?