MPI is a locally owned Delaware company. Based in Sussex County, MPI's home office is in Fenwick Island, DE. Mercantile Processing Inc. services small businesses, restaurants, hotels, and seasonal merchants. MPI also has the ability to broker for state and federal institutions, large business, and cash advance companies.
Read our merchant tips blog for helpful tips and advice about credit card processing.
With the recent launch of EMV chip card liability on October 1st, many restaurants are wondering how they are going to be able t…
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