Check this box to learn about another uber-powerful way to reach new and existing customers on their mobile phones - without apps. Beacons are low-energy bluetooth transmitters being used by large retailers to drive in-store sales with those customers using their retail app. Now you can do the same thing without apps, and reach all mobile phones from 10ft to 300 ft away with your offer. Affordable, effective and no Pay-Per-Click or Per-Impression Ad fees.