This article focus to define and discuss on Business Rivalry. A lot of business owners have to initially and continuously determine the threat of rivals in order to find ways to take advantage and compete effectively. Porter’s simple competitive strategies: differentiation, charge leadership, and focus, may help determine where you might place yourself in the industry to increase your probabilities of success and profitability. Also you can be able to create a service or product that serves a specialized niche. Small businesses can use their capacity to develop personal relationships as well as foster customer loyalty to gain a competitive advantage above their rivals.