Have you placed an online order from a store while you were standing in one of their brick-and-mortar locations? In an interview with CNBC (Warning: auto-play video), Walmart CEO Doug McMillon said that the company’s analysis shows something interesting about how customers shop using their smartphones. 10% of orders placed on mobile phones are actually placed while customers are standing inside the store. Is it because the items they really want are out of stock? Are online prices lower? McMillon doesn’t say. [CNBC]

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