To register for our newsletter, we use the double-opt-in procedure. This means that after stating your e-mail address, we will send you a confirmation e-mail to the specified e-mail address asking you to confirm that you wish to receive the newsletter. The confirmation is made by clicking on an activation link contained in the confirmation e-mail. After receiving the confirmation we will send you our newsletter by e-mail. For this purpose, we save your e-mail address until you unsubscribe from the newsletter and the time of registration. The sole purpose of the storage is to send you the newsletter.