This report provides a comprehensive analysis of Cadbury's marketing strategies, functions, and plan. It begins with an introduction to marketing and its core concepts, followed by an examination of the roles and responsibilities of the marketing function, including gathering market information, marketing planning, product design, and customer support. The report then explores the relationship between the marketing function and other departments within Cadbury, such as human resources, IT, sales, operations, R&D, and production. It also critically evaluates key elements of the marketing function. Furthermore, the report analyzes Cadbury's marketing mix, comparing it with that of other companies in the same industry, and evaluates the tactics Cadbury uses to achieve its business objectives. Finally, the report culminates in the design of a detailed marketing plan for Cadbury, utilizing the 7Ps of marketing mix, which includes product, price, place, promotion, people, process, and physical evidence. The report concludes with a summary of findings and a list of references.