Generate a full, in-depth guide for business leaders on implementing the 'Flywheel Model.' The guide must be written in a clear, strategic tone. It must include detailed sections on: 1. The Fundamental Shift: A detailed explanation of why the Flywheel (Attract, Engage, Delight) is a more customer-centric model. 2. A guide to applying 'Force' to each stage to speed up growth. 3. A guide to identifying and reducing 'Friction' in your customer experience. 4. A step-by-step worksheet for mapping your company's own flywheel. 5. Case studies of companies that have successfully adopted this model. Please conclude with a disclaimer that this is a long-term business philosophy.