Generally, research can be carried out by listening to the consumers, questioning the consumers and the company people, preparing a questionnaire and getting it answered from the consumers, analyzing surveys, and interpreting the reports of concerned companies. Analyzing quantitative and qualitative data is often the topic of advanced research and evaluation methods courses.To study the cola-war, the best sources are the Newspapers and advertisements visible in all types of media. Business journals are the other reliable sources of insight into the strategic moves of the cola companies. We live in an environment where we cannot remain untouched with the feelings for a company or brand. Therefore our own experience and assessment will form the part of resources.The Cola war is indeed a copybook depiction of one of the most interesting and stiff competitive environment in the soft drinks industry. Coca-Cola originated as a soda fountain beverage in 1886, selling for five cents per glass. The first year of operation ended with the figures of $50 worth of sales Vs the production cost of $70 i.e. a net loss of $20. During this journey of more than century the company has seen many ups and downs to become one of the world-famous brands. The market started knowing the brand ‘Coca-Cola’ only after the start of bottling systems. Over the years the Coca-Cola bottling system has grown up with roots deeply planted in local communities. This heritage serves the Company well today as consumers seek brands that honor local identity and the distinctiveness of local markets.It was on August 28, 1898, that Pepsi-Cola, the name was used for the first time by Caleb Bradham, a New Bern, North Carolina pharmacist, when he renamed Brads Drink, a carbonated soft drink created by him to serve his drugstores fountain customers. Subsequently, he patented Pepsi-Cola in 1902. The competition or Cola-War dates back to the early 20th century.