Enter in and apply the following coupon on the payment page (located on the page right after logging into your HP account or filling in your address information if you do not have an HP account) (Exp: After 400 uses!): DT59578
Enter in and apply the following coupon on the payment page (located on the page right after logging into your HP account or filling in your address information if you do not have an HP account) (Exp: After 400 uses!): DT59578