Amazon

In this market, Amazon no longer has the advantages it once held over physical booksellers. As grocery stores prove increasingly innovative and tech-savvy, can Amazon viably compete in their domain, where digital expertise may not be enough?

As payments innovation expands and diversifies, retailers will need to find ways to deftly embed low-touch payments into omnichannel shopping.

One of the potential benefits is peer-to-peer connectivity, which could spark P-to-P and other types of digital transfers.

Amazon's new service is a chance for all retailers to examine their e-commerce strategy and come up with ways to keep people from leaving sites before making a purchase.

Bank of America Merrill Lynch, Citi and PNC Bank are the first three banks to adopt the service, which is aimed at customers who use Visa commercial cards to buy supplies from Amazon Business.

Amazon is lending its considerable brand and heft to a cash payment model that borrows a vital piece of real estate from Apple Pay.

Machine learning, Siri and Alexa are taking off quickly, particularly among younger consumers. Banks and payment companies need to get in the game now.

Amazon.com Inc. has agreed to buy Dubai-based online retailer Souq.com, betting that e-commerce in the Middle East is poised to take off.

With AmazonFresh Pickup, a brick-and-mortar extension of its grocery delivery services, Amazon is edging further into the crowded grocery market with a model that downplays the process of wandering the aisles of a physical store. But unlike some of Amazon's other retail efforts, this one is not as big a departure as it first seems.

Amazon's Go concept store has caused concern among payment companies and retailers, though there are mobile-driven options that can replicate the experience.