To signal vehicles behind you that you are slowing down, you should lightly tap your brake pedal or turn on your hazard lights.
When signaling vehicles behind you that you are slowing down, the correct technique is to lightly tap your brake pedal a few times before braking. This action helps alert drivers behind you of your intention to slow down.
Alternatively, you can also opt to turn on your hazard lights to indicate that you are slowing down or encountering a hazard on the road.
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