As the site - and their visibility - has grown, the Petersiks have been able to supplement their revenue through projects like a best-selling book and a lightingline.
As expenses drop, LED lighting is helping boost top-line growth, according to Sheetz, which reports customers find the brighter facilities more visually appealing and perceive them as safer.
Fiber-optic ambient lighting in the load compartment visually extends the line drawn by the center console all the way from the instrument panel through to the rear seats.