Progressive Corp (Ohio). The Group's principal activity is to provide personal automobile insurance and other specialty property-casualty insurance and related services throughout the United States. The property-casualty insurance products protect customers against collision and physical damage to their motor vehicles and liability to others for personal injury or property damage arising out of the use of those vehicles. The specialty personal lines products include insurance for motorcycles, recreation vehicles, mobile homes, watercraft, snowmobiles and similar items. The other lines of business include lender's collateral protection, directors and officers liability and related services, including processing business for involuntary plans. Premiums earned accounted for 95% of 2002 revenues and Net investment income, 5%.