Generate a full, in-depth guide for business leaders on the principles of Blue Ocean Strategy. The guide must be written in a clear, strategic tone. It must include detailed sections on: 1. Core Concepts: Explaining 'Red Oceans' (existing markets) vs. 'Blue Oceans' (uncontested markets). 2. The Strategy Canvas: A step-by-step guide on how to map your industry's current competitive factors. 3. The Four Actions Framework: A deep dive into the 'Eliminate-Reduce-Raise-Create' grid with real-world examples. 4. Case Studies: A detailed analysis of two companies that successfully created a blue ocean. Please conclude with a disclaimer that this is a strategic framework requiring significant research.