Buy 12 or more and get 40% off... This option ships via Priority Mail 2-3 day service. 12 books will fit in a Priority Mail medium flat rate box, so each order is for 12 books. For instance, if you want 24 books, then change the quantity to 2... $215.64 per 12 books (plus shipping of $11.35 per box)

Buy 108 or more and get 50% off... This option ships via UPS Ground. There are 108 books per box so each order is for 108 books. For instance, if you want 216 books, then change the quantity to 2... $1617.30 per 108 books (plus shipping of $50 per box)