VEHICLE WAS PARKED ON A HILL IN REVERSE, ENGINE WAS OFF. SHIFTED LEVER AND IT POPPED INTO NEUTRAL, ROLLING BACKWARDS INTO ANOTHER VEHICLE. *AK CONSUMER STATED THAT THE VEHICLE WAS PARKED WITH EMERGENCY BRAKE ENGAGED AND TRANSMISSION WAS IN REVERSE. THE EMERGENCY BRAKE DISENGAGED AND TRANSMISSION CAME OUT OF REVERSE INTO NEUTRAL DURING THE ACCIDENT. *YH