According GDPR: Unless you have objected, we use your e-mail address, which we obtained in connection with the sale of a good or service for the electronic transmission of advertising for own goods or services, which are similar to those that you already purchased from us to have. You may object to this use of your e-mail address at any time by notifying us. The contact details for the exercise of the contradiction can be found in the imprint. You can also use the provided link in the advertising email. There are no other costs than the transmission costs according to the basic tariffs. Privacy policy