Some questions I have about textbooks

yeah I'm doing well why do u ask
  1. WHY ARE THERE NO USED COPIES IN THE BOOKSTORE
  2. WHY DO ALL MY PROFESSORS "NEED" 2016 VERSIONS OF BOOKS WHEN THERE IS A 2015 VERSION FOR 1/4 OF THE COST
  3. WHY DOES AMAZON NOT DELIVER CERTAIN BOOKS TO WASHINGTON DC
  4. WHY ARE PAPERBACKS $200
  5. WHY DO WE HAVE MULTIPLE TEXTBOOKS FOR CLASSES IN WHICH WE ALSO HAVE NO LESS THAN 8 SEPARATE READINGS PER DAY
  6. WHY IS EVERYTHING OUT OF STOCK ON CHEGG
  7. WHY IS EVERYTHING ALSO OUT OF STOCK ON CAMPUS BOOK RENTALS
  8. WHY CAN I LITERALLY NOT FIND MY BOOKS
  9. WHY DO I HAVE QUIZZES SOON WHEN I'LL NEED AT LAST ANOTHER WEEK TO FIGURE OUT THIS MESS
  10. IM NOT PLAYIN SOMEONE TELL ME WHY