Our website can generally be used without giving away private information. If private data (such as name, address and email contact) are collected by our website, it only happens on the basis of voluntariness. Data are not passed on to third parties without your consent. We point out that data transfer via Internet (e.g. email communication) can have security risks. A risk-free protection of private data is not possible. We expressly object using our contact data published in the imprint of website to send us unasked advertising and information. The operator of this website reserves the right to take legal steps in case of unasked advertising, such as spam mails.