This report delves into the realm of innovation theory, with a particular emphasis on the Blue Ocean Strategy, and its application to the food delivery service, Just Eat. The report begins with an introduction to innovation, highlighting its importance for businesses to gain a competitive edge in the market. It then explains the Blue Ocean Strategy, a framework for creating uncontested market space. The report outlines the historical development of the theory and discusses its key aspects, including tools, steps, and principles. Furthermore, the report analyzes the implications of the Blue Ocean Innovation Theory, advantages, and disadvantages. The report examines Just Eat, an online food order and delivery service, in the context of innovation, exploring its historical development and how the Blue Ocean Strategy could be applied to its business model to achieve market success and customer satisfaction.