NewEgg: Spend $200+ with AMEX, Get $25 back [must opt-in]

NewEgg and American Express are having a new co-promotion for the Holiday shopping season. You must first opt-in for the offer. Then you spend $200+ at NewEgg paid with a qualifying American Express credit card, and you will receive $25 back as a statement credit on your AMEX card. Limit one per customer. Purchases must be made by 12/31/15. More details and terms/conditions at the NewEgg Promotional page.

Strategically these type of offers are a good match for products that have the same prices across all retailers.