Wherever the Internet offer provides the option to enter personal or commercial data (e-mail addresses, names, addresses), the disclosure of such data by the user is optionally voluntary. The use and payment of all these services offered is possible, to the extent technically possible and reasonable, without entering such data and / or entering an anonymous data or pseudonym. It is prohibited to use contact information published as part of printed material or similar data, such as postal addresses, telephone and fax numbers, and e-mail addresses of third parties, to send expressly unsolicited information. Legal action against so-called spammers violating this prohibition is reserved exclusively.

Google Analytics
This website is owned by Google, Inc. It uses Google Analytics, a web analysis service offered by (“Google”). Google Analytics uses cookies (“cookies”), which are text files placed on your computer to help analyze how users of the website use the site. The information generated by cookies regarding your use of the website (such as your IP address) is transmitted to Google and stored on Google's servers in the United States. Google will use this information to evaluate the use of the website, to compile website activity reports for website operators and to provide other services related to website activity and internet usage. In addition, Google has the right to transfer this information to third parties when required by law or where third parties will process such information on behalf of Google. Google will not combine your IP address with any other data it has. You can choose not to use Cookies by choosing the appropriate settings in your browser. However, in this case, you will not be able to use the website with all its functions. By using this website, you agree to the processing of data about you by Google in the manner and within the framework mentioned above.

Social Plugins
This website contains plugins for the social network Facebook., Plugins for the social network operated by Facebook Inc., Menlo Park, California, United States (a “Like” Button) and/or Google Plus operated by Google Inc., 1600 Amphitheater Parkway, Mountain View, CA 94043, United States (a “+1” button). These plugins allow the user's browser to connect directly to the Facebook or Google server. Facebook or Google may then collect information about the user on the website (especially the date and time of login to the website, as well as other browser information). If the user clicks the Facebook "Like" button or the Google "+1" button while logging into their Facebook or Google account, Facebook / Google can link the visit on the website to the user's profile. More information can be found here at http://www.facebook.com/help/186325668085084 and [http://www.google.com/intl/de/+/policy/+1button.html]. By using this website, you expressly consent to such use of your user information.