List three uses for marker lights and where you would attach them for those uses?

Marker lights are commonly used for visibility and safety in various applications. First, they can be attached to the sides of trucks or trailers to indicate their width, enhancing visibility during nighttime driving. Second, they can be mounted on the rear of vehicles to signal their presence to following traffic, especially in low-light conditions. Lastly, marker lights are often placed at the corners of buildings or along pathways to provide guidance and improve safety for pedestrians navigating at night.