Staples.com: $50 Off Online Order of $200 or More

Staples.com currently has $50 Off Online Order of $200 or More when you use Visa checkout to pay for it.  Here is a screenshot for your reference.  Details are available here.  This deal is valid through 10/31 or until funds run out, whichever comes first.  Visa Checkout is similar to PayPal,  You can use American Express, Discover, MasterCard, and Visa.