40% Off the List Price of Any Item at Borders with this Printable Coupon. Use coupon code BUJ8050C for online purchase. This offer is valid through 7/26. Here is a screenshot for your reference. While it says valid with Borders Rewards membership only, we have never been asked to provide a Borders’ membership card in store. The membership is a free instant sign-up if needed. Find a nearby Borders store.