Foursquare says e-shopping drove down in-store foot traffic on Black Friday

The check-in app Foursquare has a unique take on the shopping season, as it can track not only when its users are shopping, but where/how. Perhaps the top line from this year’s Foursquare data is that people are staying at home to shop. Among users of Foursquare and location-sharing app Swarm, retail foot traffic was down […]