This report delves into the multifaceted world of marketing, exploring its core concepts and practical applications within an organizational context. The report begins by defining marketing and its evolution towards a customer-centric approach, emphasizing the importance of value and knowledge. It then outlines key marketing functions, such as customer service management, marketing planning, brand and product management, communication strategies, promotion, distribution, sales support, innovation, and marketing segmentation. The report further examines the interrelationships between the marketing department and other crucial organizational units, including human resources, information systems, finance, operations, research and development, customer service, and logistics. A significant portion of the report is dedicated to a case study, analyzing the marketing plan for Beauty Giant's new anti-aging product line, 'Forever Young,' using the 7Ps of the marketing mix (Product, Place, Price, Promotion, People, Process, and Physical Evidence) to assess the product's potential for success. The report concludes by summarizing the key findings and implications of the analysis.