Coupons are entered during checkout on the shipping/billing page.
On this page near the bottom (above the E-mail Address box) you will see a section titled Coupon / Promotional Code - simply enter the applicable code for your order and press 'APPLY' the savings will be instantly reflected in your total!
You may want to print this page for quick reference.
Only one (1) coupon may be applied per order. These special instant savings coupons are subject to change at anytime, without prior notice (such changes, if any, will not affect orders in process prior to the change).