This topic was given an overview on the purpose of an industry analysis such as what is industry analysis and what are the industry trends. Five competitive forces also introduce to determine the industry profitability in this topic. Besides, each of the competitive are details out such as threaten of suppliers. Entrepreneur will understand the importance of establish “barriers” avoid other components to entry and identify the five primary industry types and opportunity that offer. In the topic, the purpose of a competitor analysis also been mentioned and example of competitive analysis grid is showed.