The app detects your location. Simply enter your destination and select one of the suggested connections. In the next screen, you will be shown a list of possible connections. You can choose your favorite from this list. Once you have chosen a connection, you will be taken to the next window, where you will see your chosen route on a map along with the “Buy ticket” button on the bottom of the screen. When you tap this button, you can buy a ticket that is valid immediately. To complete your purchase, simply enter your PIN.