Iteris, which operates 511 systems in 11 states, is soliciting proposals for sponsorship opportunities of Georgia's 511 NaviGAtor traveller information system. The request for proposal (RFP) package is available to download at GDOT 511 RFP. Sponsorship opportunities of the Georgia 511 NaviGAtor system include the 511 telephone system, which receives 1.6 million - 2 million calls annually; 511 website, which exceeds three million hits annually; over 600 roadway signs statewide, reaching more than three milli