>Don't you guys have libraries? The campus library may well only have one copy on reserve for a course with 300 students, or they may not stock the newest edit

>Don't you guys have libraries? The campus library may well only have one copy on reserve for a course with 300 students, or they may not stock the newest edition. The latter part gets to be a problem in the instance where the textbook publisher decides to publish a new edition every year or two just to ensure that you'll be doing the wrong homework exercises unless you're using the same new copy the professor has.