Driving Courses - Delaware Division of Motor Vehicles
https://dmv.de.gov/DriverServices/driving_courses/index.shtml?dc=defensive_driving
WEBDefensive Driving. If you are a driver of a motor vehicle and complete an approved Defensive Driving Course, you may receive 10 percent off of a portion of your auto insurance for three years. If you take a refresher Defensive Driving Course within 180 days of the end of the three-year period, you may receive a 15 percent discount.
DA: 40 PA: 52 MOZ Rank: 39