American Express offers Staples: $25 Statement Credit with $100+ Purchase on Qualifying American Express Card at
Staples.com
To get this deal:
1. Log in AMEX
2. Scroll below the fold and click the "Offers For You"
3. Find "$25 back" from Staples.com and click "Save Offer"
4. Click "Redeem now", which should open a new tab for Staples
5. Checkout using the same American Express card you logged in