Media Mail service is a cost efficient way to mail books, sound recordings, recorded video tapes, printed music, and recorded computer-readable media (such as CDs, DVDs, and diskettes). Media Mail can not contain advertising except for incidental announcements of books.
The maximum weight for Media Mail is 70 lbs. (this bit of information will be helpful whenever you have to ship a box or boxes of textbooks to fill an order)
my textbook orders have arrived in approximately the same amount of time that it takes first class mail to travel the same distance. There have been some cases when it took a textbook a full 14 days to reach the customer. But those instances have been extremely rare.
There are presorted rates available for bulk quantities of Media Mail (minimum quantity is 300 pieces).
A barcode discount is available for Media Mail.
Rates are based on weight and size
Each piece of Media Mail must include complete delivery and return addresses with correct ZIP Code or ZIP+4 code.
Media Mail usually travels by train to its destination.
Items sent by Media Mail are allowed up to 14 days to reach their destination by the U.S. Postal Service. In my experience, in nearly all cases,