Visibility has two jobs
Drivers and cyclists need to notice the team, and the handler needs to see the dog, leash, ground, and approaching hazards. A steady white light aimed at the path and reflective material on the handler help with the first job. A small steady light or reflective strip on the dog helps reveal position without relying on a flashing collar as the only signal.
Test the setup from across the street before depending on it. Dark fur, rain, parked cars, and glare can hide a dog even when the handler feels visible.
Choose a route with usable exits
Prefer sidewalks, controlled crossings, and familiar paths. Avoid narrow shoulders, blind corners, unlit trails, and places where a startled dog has nowhere to move. Tell someone the route on isolated outings and carry a charged phone without looking at it while walking.
Keep the fixed leash short enough that the dog cannot enter the road, but leave comfortable slack. Do not wrap it around your wrist. Walk between the dog and moving traffic when the sidewalk permits.

Night changes what the dog can detect
Wildlife, people emerging from shadows, garbage collection, and changed visibility may produce a different response than the same route by day. Watch for scanning, slowing, freezing, or a sudden pull toward home. Turn away early instead of testing whether the dog will cope at closer range.
If the dog is comfortable at night but refuses daylight walks, that contrast belongs in the fear of walks assessment, not in a separate night training plan.
End the walk when conditions stop being readable
Return home after a light fails, visibility drops, the leash or clip is damaged, an uncontrolled dog appears, or the handler cannot keep attention on both traffic and the dog. A toilet break near home can be the better choice during severe weather or a power outage.
New nighttime fear, collisions, confusion, or difficulty seeing obstacles can warrant a veterinary conversation, especially in a senior dog. Do not assume every change is training.
Bring waste bags and identification where they remain reachable without setting down the leash. If the route includes an unlit patch, walk it in daylight first and note broken pavement, low branches, construction, and places where another dog could appear without room to pass.

