Chipotle’s app gives customers the ability to order so they don’t have to wait in line. Apps for ride-sharing services such as Uber and Lyft, of course, let people arrange rides whenever they want. Uber’s whole business model is based on an app. For the vast majority of businesses, the app will be something periphera, yet you can still think of a way to make it useful. Can your customers make appointments, order products or services, or complete an important task using your app?