Walmart adding Apple Pay, other tap-to-pay options

Walmart announced Friday that some of its stores and Sam's Club locations will add tap-to-pay options in the U.S. beginning Monday. Why it matters: Tap-to-pay has eluded Walmart customers, who instead had to rely on the company's Walmart Pay system, which required scanning QR codes at checkout. What they're saying: "We want customers and members to have choice in how they pay, so they can check…