We know that more people visited upscale grocery chain Whole Foods in the weeks after it became part of Amazon’s growing online and offline retail empire, but where did those people come from? Customer data shows that new visitors to Whole Foods stores were likely to be the wealthiest customers from competitors like Walmart, Costco, and Trader Joe’s.
This information comes from a report by the Thasos Group, a research firm that uses mobile phone location data to track how people move through the real world.
By harvesting location data from around 30 million mobile phones that belong to people who have opted in to share their location data with apps that they use, Thasos could track which shoppers were visiting Whole Foods for the first time, and where they had shopped before.
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