Melikov & Dettler GbR Schonensche Strasse 5 10439 Berlin Shareholders: Helena Melikov, Christian Dettler Phone number +49 30 339 52 683 E-mail address info@shiftbooks.de Sales tax identification number DE330971927 Responsible for content: Helena Melikov, Christian Dettler Address as above. Platform of the European Commission for online dispute resolution (OS) for consumers: https://ec.europa.eu/consumers/odr/. We are not willing and not obliged to participate in a dispute resolution procedure before a consumer arbitration board.