[1] The driver extends their right arm with the forearm pointing vertically downwards and moving in a circular anti-clockwise motion.
The second method is to extend the right arm perpendicular to the body, pointing in the same direction as the intended turn.
State traffic laws generally conform to the Uniform Vehicle Code, but exceptions may exist.
[2][3][4] This signal has the advantage of being more visible to affected traffic, specifically vehicles in the next lane to the right.
[2][3] To signal they intend to slow down or stop, the driver, cyclist or horse rider should extend their right arm slightly below horizontally with their palm facing downwards, then move it up and down.
When a cyclist wishes to turn right, they typically extend their right arm straight out to the right side of the bicycle.
The right upper arm is extended horizontally, with the forearm vertical and palm facing forward as depicted in the US right turn signal above.