During particulate matter days you have the chance to win a free bus or train ride using the moovel app.
The labor union ver.di called out a warning strike for April 25th 2016. This strike is affecting the bus and tram service of Stuttgarter Straßenbahnen AG (SSB). Not affected by this warning strike are the S-Bahn lines, regional trains, as well as busses and trains in the neighboring networks. Also, busses operated by privately-owned companies are not affected. For more information visit: http://www.vvs.de/verdi-tarifverhandlungen/