Overstock.com: Take $25 Off $25 Purchase
Overstock.com has Take $25 Off $25 Purchase when you use V.me as the form of payment. Here is a screenshot for your reference. Details are available here. Note that V.me is a service provided by Visa but you can use all the major credit cards such as American Express, Visa, MasterCard, and Discover.
2 very similar deals were also reported by some other sources: