This report examines the marketing principles and organizational structure of McDonald's, a leading fast-food chain. It begins with a historical overview, detailing the company's evolution from its inception to its global presence, including its organizational structure, which is characterized by a divisional structure based on geographical zones. The report then focuses on the process McDonald's uses to identify its target market for new products, such as garlic-cheese flavored French fries and nuggets. This involves in-depth market research, competitor analysis, and an evaluation of customer preferences and psychographics. The synthesis of information involves combining data from existing markets, competitor analysis, product attributes, and customer discussions to determine the best fit for the new product. The report concludes that McDonald's success stems from its effective organizational structure, clear division of responsibilities, and the rigorous market research it conducts to understand and target its customers effectively.