买100送1500MR，这个不是妥妥的倒赚吗？

justsopp · 发表于 2017-11-2 07:30:40

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Get 1,500 Membership Rewards[size=0.5625]® points after you use your enrolled Card to spend $100 or more in one or more purchases at U.S. supermarkets by November 30, 2017. Offer valid both in-store and online. Enrollment is limited. See below for the definition of a supermarket and offer terms.

不知道amex定义的超市有哪些，能举例说明吗，最好有网购的？谢谢！