You can get discounted VVS tickets while particulate matter alert is proclaimed by the city of Stuttgart.
Choose your ticket and tap “Buy ticket”, then tap “Buy”. After you entered your PIN a random generator decides if you are one of the winners. We will inform you via push notification and on your bill about the result.
Gladly we will show you where you can get more information. Please click here: http://www.stuttgart.de/img/mdb/item/573353/119434.pdf