answer: #Person1# and #Person2# decide to pay fifty-fifty for the books their course requires and split them at the end of the semester.
documents: #Person1#: Did you see the list of books for this course?
  #Person2#: Yes,the teacher expects us to get the first five on the list.
  #Person1#: Are you going to buy them?
  #Person2#: I don't know. These books are expensive. And I don't have a lot of money on me.
  #Person1#: How about sharing them with me?
  #Person2#: Sounds good.
  #Person1#: Let's do this. I will buy three and you buy two of them.
  #Person2#: I would rather do it this way: we pay fifty-fifty for the books now.
  #Person1#: And Then?
  #Person2#: At the end of the course you can take the books you like and I will take the ones I like.
  #Person1#: What if we both like the same books?
  #Person2#: Come on,we are not going to argue over that,are we?
  #Person1#: I was just joking. It's definitely a better idea.
  #Person2#: Then let's get the books as soon as possible.