Non-working lights makes a vehicle unsafe to drive in conditions that require it (night, rain, snow, fog, tunnel). When I used to drive regularly I would often

Non-working lights makes a vehicle unsafe to drive in conditions that require it (night, rain, snow, fog, tunnel). When I used to drive regularly I would often see cars with non-working lights. Most people probably aren't even aware that their light is not working. Anyone who can get the driver's attention and inform them of the problem is performing a service for everyone near roads.