Noticed today when visiting a parked domain name populated by PPC ads. Network Solutions apparently populates parked and unused domains with PPC ads. There was a link at the bottom of the page to this pop-up disclaimer:

TRADEMARK FREE ZONE – Network Solutions has no knowledge of whether any content on this page violates any third party intellectual property rights . Network Solutions will promptly remove any content reasonably objected to by the Owner of a pre-existing trademark. If you have a Trademark issue, please contact[email protected].