answer: #Person1# and #Person2# think about advertising ideas when having coffee.
documents: #Person1#: My latte looks like that shoe polish we did an ad for last month.
  #Person2#: And this espresso looks like. . . oil!
  #Person1#: It still tastes fine, though.
  #Person2#: These days, I can't think of anything but motor oil. Even coffee makes me think of it.
  #Person1#: Wait a second! There's the idea for this case! ' Your motor oil should be as choice and fresh as your morning coffee. '