Abstarct: the development of the Internet and the competition between companies to gain more market share, they need It has been studied more about the competitive environment of the Internet as a result of the choice of strategies Appropriate online marketing is one of the most important activities of companies. Today's businesses require sometime complex analyzes, and this research tries to work with The use of dynamic systems approach provides a good marketing strategy. Also Dynamic systems have been used to simulate the environment and decisions of organizations. In this research historical data obtained from The Borsika company and the online business information industry have been used. Findings of the research Shows that the proposed model has an acceptable capability in choosing an online marketing strategy. As a result, it becomes important for us to convert potential customers to actual in the face of capital Advertising on the advertising strategy will have a good result.