It is usually possible to use our website without having to enter any personal data. If personal data (for example, name, address or e-mail address) is collected on our webpages, this shall always be done on a voluntary basis, as far as is possible. This data shall not be passed on to third parties without your express permission. We must point out, however, that online data transmission (e.g. through e-mail communication) may be subject to gaps in security. It is not possible to completely safeguard data from access by third parties. Third parties are hereby expressly prohibited from using contact data published in the Imprint section of this website to send unsolicited advertisements and information. The website operators expressly reserve the right to take legal action should they receive unsolicited advertising information, for example, through spam mails.