KYMCO B&W 150 Owner's Manual page 28

(3) CORRECT SITTING POSITION
Ride astride on the motorcycle from the left side and
sit upright. Touch the ground with left foot to avoid
slipping.
CAUTION:
The rider must wear helmet, gloves and goggles.
Do not wear any clothes which will affect riding safety.
(4) ROTATE THE THROTTLE GRIP
Release the rear brake lever and slowly rotate the throttle
grip, then the motorcycle will move smoothly.
CAUTION:
After the rear wheel brake lever is released, do not rotate
the throttle grip suddenly to prevent the motorcycle from
rushing out.
During riding, do not accelerate or decelerate rapidly and
suddenly to save fuel and prolong the motorcycle service
life.
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