Specifications include, but are not limited to: Proposals are being requested for two service categories: On call professional printing services and business correspondence printing services. Contractors must specify and respond to RFP as instructed for each category. On call printing: Contractors shall provide printing services for Metro’s professionally printed marketing and communication materials. These materials include but are not limited to brochures, newsletters, reports, directories, guidebooks, postcards, mailers and posters. Business correspondence: Contractor shall provide printing services for Metro’s professionally printed business correspondence materials. These materials include but are not limited to business cards, letterhead and envelopes. Metro is seeking the services of qualified printing firms that can take electronic files prepared by Metro graphic design staff from initial output through the process of proofing, printing, bindery, and if necessary, mail preparation and delivery.