Garagekeepers Liability Some products and services may not be available in your area. Garagekeepers Liability This is a comprehensive insurance product designed for businesses that sell, service, store or park road use vehicles. It includes liability insurance protection for damage to vehicles left in the care of the business. This protection extends to customer and non-customer vehicles. In addition, this type of insurance policy provides comprehensive liability for non-vehicle damages and injuries occurring on the business property.