Save 20% on Ink & Supplies at Office Max [EXPIRED] This post may contain affiliate links. See my disclosure policy for details.October 18, 2011 By Ann-Marie Leave a Comment If you're new here, you may want to subscribe to my email updates or my RSS feed. Thanks for visiting! Low on ink? Stock up on all the office supplies you need at Office Max’s Save-a-thon! Now through 10/22/11, shop online with promo code SAVEATHON (case sensitive) or print the coupon from OfficeMax.com to get a 20% discount on supplies and ink. Excludes HP ink and toner. If you love to shop online, you must check my recent online deals!