We use components from the Twitter service on our websites. Twitter is a service of Twitter Inc., 795 Folsom St., Suite 600, San Francisco, CA 94107, United States.</p> <p>Each time you visit our websites which contain such a component, this component causes the browser you are using to download a corresponding representation of the component of Twitter. Through this process, Twitter is informed about which specific page of our website is currently being visited.</p> <p>We have no control over the information that Twitter collects here, nor about the amount of data collected by Twitter. To the best of our knowledge, Twitter collects the URL of the respective website and the user's IP address, but it is not used for purposes other than the presentation of the Twitter component. Further information can be found in the privacy policy of Twitter at http://twitter.com/privacy.</p> <p>You can change your privacy settings in the Account Settings at http://twitter.com/account/settings.</p>1.4.Use of YouTube components with advanced privacy mode<p>On our websites, we use components (videos) from the company YouTube, LLC 901 Cherry Ave., 94066 San Bruno, CA, a company of Google Ireland Limited, Gordon House, Barrow Street, Dublin 4, Ireland.</p>