For motorists 55 years of age and older. Explore changes in traffic laws, the latest vehicle technology, easy-t-use defensive driving tips, traffic safety and accident prevention tips.Completion of this course will produce lower a 10% decrease in your car insurance. 8-hour course required for first time students, the 4-hour refresher is required every three years thereafter. Instructors vary by vendor, date and location. All classes result in the same discount.