This report provides a comprehensive analysis of consumer behavior and insights, focusing on the consumer decision-making process within the context of Tesco. It explores the five stages of consumer decision-making, including problem recognition, information search, evaluation of alternatives, purchase, and post-purchase behavior, with specific examples from Tesco's online shopping services. The report emphasizes the importance of mapping the customer journey for marketers to understand consumer behavior and tailor marketing strategies effectively. It also contrasts and compares the decision-making processes in B2B and B2C contexts, evaluates various market research approaches, and analyzes how marketers can influence different stages of the decision-making process in both B2C and B2B scenarios. The analysis incorporates real-world examples and insights related to Tesco's business operations and marketing strategies.