An order Judge Chappell included with the initial decision would bar 1-800 Contacts from agreeing with a marketer or seller of any contact lens product to restrict, prohibit, regulate or otherwise limit that seller's participation in search advertising auctions, and would also bar 1-800 Contacts from instructing search engines to restrict or prohibit any seller's use of any keyword (a word or phrase used to instruct a search engine to display specified search advertising), or to require any seller to use any negative keyword (a word or phrase used to instruct a search engine not to display specified search advertising).