Safe following distance refers to the amount of space a driver should maintain between their vehicle and the vehicle in front to allow enough time to react and stop safely in case of sudden braking or emergencies. A common rule for safe following distance is the **"3-second rule"**: - Pick a fixed point on the road (e.g., a sign or a tree). - When the vehicle in front passes that point, count "one-thousand-one, one-thousand-two, one-thousand-three." - If you pass the same point before finishing