Where we ask for personal information (e.g. name, address or email address), you will, as far as possible, be able to choose how much information you wish to volunteer. Using our offers and services is, in most instances, possible without providing personal data. We expressly object to the use of our contact data as provided within the framework of the compulsory site notice to send unsolicited advertising information material. The operators of these pages expressly reserve the right to take legal action should they receive unsolicited promotional information, such as spam e-mails.
Source: disclaimer from eRecht24.de, a German information portal on internet law.