This report provides a detailed analysis of Cadbury's marketing essentials. It begins by exploring the role of marketing and its interrelation with other functional units such as sales, finance, product manufacturing, and distribution. The report then outlines the key roles and responsibilities of the marketing function, including marketing planning, product development, packaging, and promotion, and relates these roles to the wider organizational context. The influence of the marketing environment, considering political, economic, sociocultural, technical, legal, and environmental factors is evaluated. Furthermore, the significance of the interrelationship between marketing and other functional units is discussed, highlighting how it increases sales, builds brand trust, and enhances consumer satisfaction. A critical analysis of the strengths and weaknesses of Cadbury's marketing function is presented, followed by an examination of the 7Ps of the marketing mix (Product, Price, Place, Promotion, People, Process, and Physical Evidence) in the context of Cadbury and its competitor, Nestle. The report concludes with a summary of Cadbury's marketing plan.