Merchant

Cash Express LLC allegedly sent customers threats of legal action even though the time for taking legal action had expired.

Many of the factors that make Uber a natural fit for restaurant delivery don’t apply for groceries, according to Pradeep Elankumaran, founder and CEO of Farmstead.

A detailed breakdown released by the agency shows residents in California, Florida and Texas having submitted the most complaints about a financial institution, but D.C. had the most per-capita complaints.

American Express has positioned itself as a small-business champion for decades, but its partnership with Amazon illustrates the paradox of supporting mom-and-pop shops by enabling them to buy supplies from their largest competitor.

Ant Financial, Alibaba’s finance affiliate controlled by billionaire Jack Ma, agreed to buy a stake in the Brazilian payments firm StoneCo Ltd after the company prices its initial public offering, joining Warren Buffett in investing in Brazil’s booming financial-technology startup landscape.

Amazon.com Inc. and American Express Co. are upping the ante in their bid for small-business spending.

The $380-billion asset company will soon join the parade of big banks and tech companies that are migrating online to meet the demands of business owners.

The international payments infrastructure has reached a point where consumers can use their cards in many parts of the world as easily as they can in their own country. But finding retailers who can accept all of these cards is a completely different story.

Today, you can sell anywhere in the world successfully with just a single payment gateway integration, writes Ralph Dangelmaier, CEO of BlueSnap.

Netspend customers kept from accessing paychecks; Sen. Elizabeth Warren rebukes Comerica over fraud in benefits program; FDIC poised to revamp deposit rules (about time, say banks); and more from this week's most-read stories.