The performance and the profitability of each multinational enterprise are determined by the strength of the above mentioned five forces. Many industries where by the five forces favors them performs profitably well with great invested capital returns such as soft drinks, database publishing, pharmaceuticals etc. Whereas, industries which experiences pressure from one or more of those five forces tends to struggle and few among the firms in the industry realize profitability for a long term.The five forces are the basic tools used in determining the profitability of the industry because the prices firms charge are controlled by these forces and likewise the cost they have to bear and above all the investment required to competing in the industry. for instance, when a new entrants surfaces, there would be limits to the overall profit potential in the industry due to the fact that new entrants would bring fresh capacity and would look for market share pulling down margins.Higher cost of competitiveness brings about more profits for example, advertising, sales expense or passing on profits to customers in form of lower prices. Competitors tend to lower the price they charge on of products due to the presence of close substitute products. The structure of the industry’s function is determined by the strength of each competitive factor for instance, the extent at which an enterprise’s sales is at risk to any one buyer and the issue of price sensitivity. This is regarded as buying power.