Proximity Marketing and Advertising: The Technology and Tactics

As soon as I walk into my local Kroger (supermarket) chain, I look down at my phone and the app alerts me where I can either pop up my Kroger Savings barcode for checking out or I can open the app to search and find items in the aisles. When I visit a Verizon store, my app alerts me with a link to check-in before I even get out of the car. These are two