====== In-house usage ======

  *    must have a barcode
  *    transaction information includes date, who dunnit, and copy information

====== Non-cataloged materials ======

  *    stuff like paperbacks
  *    no barcode
  *    still shows up on the checkout receipt, but there is no *real* "checkout record"
  *    transaction needs to record date/time, to whom it was checked out to, and lib

====== Pre-cataloged materials ======

  *    must have a barcode
  *    on checkout, staff must enter title and author
  *    are "deleted" on checkin
  *    act just like a normal checkout