This report examines the innovation and commercialization strategies employed by Marks and Spencer, focusing on their approach to introducing new products, specifically heart-monitoring T-shirts. The report begins with an overview of innovation and its importance compared to invention, followed by an analysis of how organizational vision, leadership, culture, and teamwork shape innovation. It then delves into the 4Ps of innovation (product, process, position, and paradigm) and the application of the innovation funnel. The report also explores frugal innovation and its relevance. Furthermore, it addresses the importance of the commercial funnel and new product development (NPD) processes, culminating in a detailed innovation business case with techniques for measuring effectiveness. Finally, it evaluates tools for developing, retaining, and protecting knowledge and intellectual property within the organization. The report provides a comprehensive understanding of M&S's innovation journey.