To warn drivers behind you that you will be slowing down, you should:

Question

To let drivers behind you know that you plan to slow down, lightly tap your brake pedal a few times to flash your brake lights. It is important to communicate your intentions to other drivers.

Accepted Answer

Tap your brake pedal a few times to illuminate your brake lights.

Answer

Turn on the right turn signal followed by the left turn signal.

Answer

Swerve from side to side to get their attention.