Prime purpose of this article is to discuss significance of Market Segmentation. Market Segmentation is a marketing strategy of sub-dividing an easy market into identifiable smaller gang of consumers who share one common need and traits, and will respond much like a marketing motion. Market segmentation is a marketing strategy that requires dividing a broad target audience into subsets involving consumers, businesses, or countries who may have common needs and also priorities, and then creating and implementing ways of target them. Market segmentation strategies can often identify the concentrate on customers, and provide encouraging data for positioning to accomplish a marketing prepare objective. Here briefly discoss some factors to consider when assessing selected segmented market: Identifiability, Market Size, Purchasing Power, Reachability, Measurability and Stability.