My paper explains about the meaning and importance of blue ocean strategy. It also explains Red Ocean strategy. In this paper few companies who are using blue and red ocean strategies are discussed. In this paper I have tried to explain value innovation. I also tried to explain analytical tools and framework. I also tried to high light the characteristics of blue ocean strategies. I also tried to explain the four action framework of blue ocean strategy. I also tried to explain strategies related to the reconstruction of market boundaries. The paper also high lights on non 3 tiers of non-customers. I also tried to explain the sequence of blue ocean strategy model. Six paths to blue ocean strategy are also discussed. T model, Buyer’s Utility Map and Pioneer Migrator Settler Maps are also discussed.