A brand is a name, symbol or design that distinguishes a product or organization and builds customer loyalty. A brand provides value to both customers and companies. For customers, a brand functions as a promise of quality, reduces risk and search costs. For companies, a brand simplifies operations, provides legal protection and competitive advantage. Brands can be classified by ownership, market area or number of products. A brand hierarchy shows how brand elements are ordered from corporate to individual brands. Branding is the process of creating a unique identity for a product through advertising to attract and retain customers. Common branding strategies include integrated, independent, line, range, umbrella and endorsement branding.