9 Computer application software for smart phones, tablet computers, and other mobile devices, namely, software that provides an audible and visual alert to drivers when they are approaching an active pedestrian crosswalk, traffic intersection, railroad crossing, road hazard, road work zone, emergency vehicle, or bicyclist, for traffic safety; downloadable mobile applications that provides an audible and visual alert to drivers when they are approaching an active pedestrian crosswalk, traffic intersection, railroad crossing, road hazard, road work zone, emergency vehicle, or bicyclist, for traffic safety