SouthSlope Network Systems Supervisor Mike Ulin checks the strength of the wi-fi signals from the newly installed commercial-grade wi-fi antennas in dowtown Iowa City on Monday, March 10, 2014. The Pedestrian Mall is the first phase of WiFi coverage for the Downtown with other phases being considered. The system is a public-private partnership between Iowa City, Southslope, Iowa Network Systems (INS), and the Gazette. (Justin Torner/Freelance for Corridor Business Journal)