In fulfilling its responsibility of rebuilding the World Trade Center Site and revitalizing Lower Manhattan through an open and transparent public process, LMDC will need to obtain the services of one or more firms to provide advertising services including, but not limited to: placing ad buys, translation services, and design layout. LMDC may select one or more firms to provide some of the requested services, or LMDC may select a single firm to provide all services requested. Firms interested in submitting proposals to provide such services are required to follow the recommended guidelines and instructions contained in this Request for Proposals (RFP). In the event it becomes necessary to revise any part of this RFP, revisions will be provided by addenda posted on the LMDC web site: http://www.renewnyc.com.