This unit group includes specialists in advertising, marketing and public relations who analyse, develop and implement communication and promotion strategies and information programs, analyse advertising needs and develop appropriate advertising and marketing plans, publicize activities and events, and maintain media relations on behalf of businesses, governments and other organizations, and for performers, athletes, writers and other talented individuals. They are employed by consulting firms, advertising agencies, corporations, associations, government, social agencies, museums, galleries, public interest groups, and cultural and other organizations, or they may be self-employed. Agents such as entertainment, literary and sports agents are included in this unit group.