For marketing and optimization purposes we collect and process your personal data and use it to create usage profiles under a pseudonym. These usage profiles are fully anonymized where possible and appropriate. We employ cookies and/or Web beacons (also known as tracking pixels) on this Web site. We use information that you leave behind by visiting our Web sites to create anonymized usage profiles. The data collected shall not be used to personally identify visitors to this Web site without the express permission of the party affected and shall not be merged with personal data about the bearer of the pseudonym. Any IP addresses recorded are anonymized immediately by deleting the last number block. Permission to collect and store data in the future may be revoked at any time: Exclude from website tracking.