I've been a member here since the early 2000's. I'm retired now and writing some articles sporadically. This is vehicle week at Police1 and they published two articles on vehicle lighting:
https://www.police1.com/fleet-manag...hicle-lighting-mistakes-and-how-to-avoid-them
https://www.police1.com/fleet-manag...-features-that-improve-safety-and-performance
https://www.police1.com/fleet-manag...hicle-lighting-mistakes-and-how-to-avoid-them
https://www.police1.com/fleet-manag...-features-that-improve-safety-and-performance