Is the ability to trigger a response on a user’s smartphone when a person enters or leaves a particular geographic area. 

Think of geofencing as a digital boundary that you can draw as large or small as you want, wherever you want on a map. When someone enters the area outlined in your geofencing, they will see an ad that appears on a website or app while they are in the fenced area.

It is more discreet than a phone conversation, making it the ideal form for communicating when you don't want to be overheard. It is often less time-consuming to send a text message than to make a phone call or send an e-mail.

Using QR Codes and NFC Tags actually brings your marketing collateral to life. For example, adding a QR Code to your business cards, flyers, posters and mailers gives your audience instant access to your mobile app, website or landing page. NFC Tags add more value to your customer’s decision by providing more information, discounts, call-to-actions and more.