This report provides an analysis of Sainsbury's marketing strategies, focusing on marketing essentials. It begins with an introduction to marketing, its importance, and the context of Sainsbury's as a leading supermarket chain. The report then delves into Task 1, examining the responsibilities associated with marketing, including pricing, marketing information management, distribution, financing, services, advertising, and selling, along with marketing research and product development. Task 2 explores the relationship between functional units and marketing, highlighting the interrelation between sales, marketing, customer services, legal, finance, IT support, administration, research and development, human resources, and business development, including B2B and B2C marketing. Task 3 discusses the application of the marketing mix within the organization. The report concludes with a summary of the findings and references. The report emphasizes the importance of marketing strategies in maintaining brand value, increasing profitability, and understanding customer needs. The functional units are highly interrelated with marketing strategies, which helps to manage marketing activities by including various factors. Such as implementing HR management process, administration, researches and development and so on.