Contact us by e-mail or phone. Many answers can even be found on our FAQ.
Due to the current situation regarding COVID-19, we have reduced our telephone operating hours. Until further notice, you can reach our customer service team by phone on weekdays between 09:30 and 12:00. Outside of these hours you can email us at firstname.lastname@example.org and we will do our best to respond to your inquiry within 24 hours.