It's simple, easy-to use interface with multiple options for customization! The support team responds quickly when you need help or have questions about how things work (or don't). I've used other programs in my day but this one has been by far easiest of all those we tried so far. We are using them as part of our marketing efforts at an event where attendees will be scanning tickets they receive via email/text message from us into mobile apps like Google Maps etc., which helps get people to come out more often than if only traditional methods were being utilized such as flyers & posters.