This report explores the process of product and service development, focusing on the level of consumer integration. It examines the application of this process in the context of Cadbury, specifically for the development of a new chocolate product: Cadbury Dairy Milk Peanut Butter with Fruit and Nut. The report further assesses the life cycle stage of products in Cadbury's portfolio and evaluates the product line management choices needed for individual products. Finally, it includes a reflective statement critically analyzing teamwork, creative development, and presentation.