Acquirers

Square Inc., which started trading on Thursday after an initial public offering, is worth less than the valuation it got as a private company -- and some employees are hurting.

Square is expanding its payroll offering to Florida.

Square Inc. raised about a third less than it sought in its initial public offering as investors balked at a higher valuation for the mobile-payments service.

Despite many merchants' resistance to the EMV migration in the U.S., the chip-card technology can become more appetizing when it is baked into another item on the terminal maker's menu.

Apple is reportedly adding person-to-person payments to Apple Pay, based on technology from the bank-run clearXchange network. If this feature comes to market, it will face many competing systems that run on Apple's own handsets.

Square Inc., the payments startup led by Jack Dorsey, released a 38-minute marketing video in advance of its planned initial public offering.

Square Inc. is aiming for a valuation of as much as $4.2 billion in its initial public offering, well short of the $6 billion the mobile-payments service sought in its latest funding round.

PayPal has long desired to be a force in brick-and-mortar payments, a strategy that's more vital than ever as the newly independent company pursues a course that distances it from its former owner, eBay.

Bluetooth beacons are gradually appearing in more stores, and some experts predict their use will grow more rapidly once the devices establish a strong link to payments and other vital retail systems.

Addressing the desire of small merchants that want a straightforward way to sell online, Square and Ecwid are partnering to synchronize sales and inventory between the physical and digital worlds.

European mobile point of sale company SumUp has brought its technology across the pond.

One of the top lieutenants in Silicon Valley is leaving the side of one high-profile Internet executive in Marissa Mayer to join another, Jack Dorsey.

Starbucks and Square, once the hottest couple of the payments world, are splitting up. But their relationship was never perfect; signs of trouble were obvious from the very start.

No wonder Jack Dorsey wants to keep running Square. Dorsey, the payment company's chief executive officer who also just took on the same role at Twitter, is the largest shareholder in Square by a wide margin, with 24.4 percent. The investment firm Khosla Ventures is the second-largest with 17.3 percent, according to Square's registration for an initial public offering filed Oct. 14.

The European mobile point of sale provider payworks plans to expand in the United Kingdom through the hiring of former Verifone executive Frank Landen.

When Square announced its payment processing deal with Starbucks three years ago, accompanied by a $25 million investment from Starbucks, it wasn't clear how the math would benefit the payment processor.

Square, the mobile-payments company founded and led by Twitter Chief Executive Officer Jack Dorsey, filed for an initial public offering.

It wasn't long ago that mobile point of sale companies like Shopkeep were the alternative, the way for very small merchants to finally start accepting cards.

The Automated Clearing House is too expensive and complex to provide faster payments for smaller banks and businesses, claims Dwolla, which contends its open system is a better option for those market segments.

European mobile point of sale gateway provider payworks will offer its service through Miura Systems' EMV and Near Field Communication mobile terminals.