Direct Line Insurance plc was founded in 1985 with a simple idea in mind -- selling car insurance over the phone. It is the UK's leading private automobile insurer, and it has more than 5 million customers across its lines of business. Since its founding, the company has expanded its business to include home, pet, travel, and life insurance. Other products and services include home mortgages, loans, savings, online car buying, and car breakdown service. Direct Line has also expanded geographically by offering services in Germany and Italy. The company is an affiliate of The Royal Bank of Scotland.