Market segmentation first stresses the importance of grouping people or organisations in a market according to the similarity of their needs and the benefits they are looking for in making a purchase.
a) second, such needs and benefits must be related to specific marketing actions the organisation can take.
b) these actions may involve separate products or other aspects of the marketing mix such as price, advertising or personal selling activities, or distribution strategies.
c) the process of segmenting a market and selecting specific segments as targets is the link between the various buyers' needs and the organisation's marketing program