Market segmentation is one of the most important concepts in advertising and mass media. It refers to the process of dividing a large and diverse market into smaller groups based on specific characteristics such as age, income, location, lifestyle, and behaviour. Since mass media reaches a wide audience, advertisers must carefully design their messages to ensure they reach the right people in the most effective way. Mass media advertising cannot follow a “one-size-fits-all” approach. Different audiences have different needs, preferences, and purchasing power. For example, an advertisement for luxury cars is not aimed at teenagers or low-income groups. Instead, it is targeted at high-income professionals through premium magazines, television channels, and digital platforms. This targeted approach ensures that advertising budgets are used efficiently. Demographic segmentation is widely used in mass media advertising. Advertisers classify audiences based on age, gender, education, ...