The mission of Share-a-Ride International, Inc. is to provide an international infrastructure and ridesharing system for shared cost travel in private cars, airplanes, boats, ships, and other vehicles. Share-a-Ride does not screen participants or vehicles, and is not, and does not act as an agent of a common carrier. The organization also supports Emergency Preparedness and Emergency Operations activities such as Public Triage and Transport, and for covert travel.