answer: #Person1# finds Sam look unhappy. Sam tells #Person1# he doesn't have enough customers. #Person1# suggests putting some advertisements online and Sam'll have a try.
documents: #Person1#: Sam, you look unhappy, what's going on?
  #Person2#: It's about my business.
  #Person1#: Why? What's wrong with it?
  #Person2#: I don't have enough customers. I don't know what to do with it.
  #Person1#: Are you advertising?
  #Person2#: Yes, I've advertised with newspapers, magazines and billboards, but failed to see any obvious effect.
  #Person1#: Then, have you posted anything on line?
  #Person2#: No, I don't think people will see my business on the Internet.
  #Person1#: Come on! people are surfing the Internet all the time these days. Definitely they would see it.
  #Person2#: But people are just chatting, watching movies or playing games on line. I mean, mostly for entertainment.
  #Person1#: Oh no, the Internet has become a very big market for business, don't you know that?
  #Person2#: Alright I'll have a try.