Arguably their agreement to "offer" the free service necessarily requires it's discoverable by normal means, including search. “But look, you found the notice,

Arguably their agreement to "offer" the free service necessarily requires it's discoverable by normal means, including search. “But look, you found the notice, didn’t you?” “Yes,” said Arthur, “yes I did. It was on display in the bottom of a locked filing cabinet stuck in a disused lavatory with a sign on the door saying ‘Beware of the Leopard.”