Coupon Codes & Sales

Welcome to the coupon code page, where we offer you exclusive deals and sales on codes, standards, and all existing books within our website.

Current Coupon Codes

10% off your first order: type 10off

20% off any order over $100: type 20off


Rules for Codes

 Each online order through allows for one coupon code to be used per order and 1 time per buyer. 

 Once that discount is applied, the price cannot be lowered any further.  Coupon cannot be combined with any other offers.

Coupon code can be applied during the CHECKOUT PROCESS for all items in the shopping cart.