Specifications include, but are not limited to: “LEASE OF LIQUEFIED NATURAL GAS-POWERED TRACTOR RIG, DRIVER, STORAGE AND MAINTENANCE SERVICES FOR THE TRANSPORTER EDUCATIONAL EXHIBIT”. Before an event location is approved, the driver shall provide a site-check to confirm that all conditions of the proposed site can accommodate the TransPORTer. This includes street conditions (width, turning, etc.), driveway conditions (steepness, angles, condition, etc.) and actual site location (free of obstacles, turning radius, enough space for pop-out and stairs, etc.). The driver shall drop off the TransPORTer in the agreed-upon location, set up the stairs, put the displays in place, turn on the generator, etc. and return at a pre-designated time to put everything away and move the TransPORTer back to the storage location.