Office Depot and OfficeMax have a promotion on their own gift cards. You can earn 20% back in rewards when you buy $50 of Office Depot gift cards (there’s no limit mentioned in terms). The deal is available in store and maybe online. There’s also a limit of 1 but that not clear either. Offer is available until 7/21/18 11:59 PM ET.
- Valid in store only from 7/15/18 – 7/21/18 11:59 PM ET or while supplies last, whichever occurs first.
- Members must provide their member # or phone # at time of purchase.
- Limit 1 offer per member.
- Discount applied at register.
- Offer valid only on Office Depot Office Max® Giftcards.
The details are not clear. It says one thing on the ad and another thing on the fine print of the offer. Could be useful for those who often shop at these stores. Also check out this Amex Offer for office supply stores.