Beacons are working...here's proof

Do beacons work? Do they help customers find product? Do they help stores sell more product? Do they make customers more loyal? Do they increase basket size? Do they annoy customers? Do they build businesses or break them? Boston-based Swirl Networks - the company responsible for some of the largest retail beacon rollouts in North America has some answers and they are good -- very good -- for the early adopters.