The document describes the functional areas and common job roles in different departments for a large organization. It covers human resources, finance, marketing and sales, production, administration, customer service, information technology, and distribution. For each functional area, typical job titles and responsibilities are listed such as the human resources director deciding staffing policies, the marketing director overseeing the marketing function, and production roles like production planners and quality controllers. The document also includes examples of organizational charts for Tesco's head office and a store.