This website may contain links to third-party websites (“external links”). These websites are subject to the liability of the respective operators. We are only responsible for this external contents if we have positive knowledge of it (i. e. also of illegal or criminal content) and it is technically possible and reasonable for us to prevent its use.

However, cross-references are always “living” (dynamic) references. We have checked the external content at the time of initial linking to determine whether it might trigger any civil or criminal liability. However, we are not obliged by law to constantly check the content to which we refer in our offer for changes that could give rise to new responsibilities. Only if we establish or are informed by others that a concrete offer to which we have provided a cross-reference triggers civil or criminal liability will we remove the reference to this offer, insofar as this is technically possible and reasonable for us. If you encounter content or designs which give cause for complaint or do not reach the indicated address under the link we provide, please inform us by email so that we can check the reference to the link.