The context of the following conversation is Sydney works odd jobs while going to college.  One day they delivered packages to people in the city.:
Sydney says I've been taking odd jobs to pay for college..
The friend responds What kinds of jobs?.
Sydney responds Well, today I delivered packages to people all over the city..
The friend responds How did that come about?.
Sydney responds A realtor wanted to give gifts to his best clients..
The friend responds I suppose you were a lot cheaper than a delivery company..