Proper client segmentation is crucial for every effective marketing and sales strategy because it allows for the precise tailoring of actions to the specific needs and expectations of individual client groups. By dividing the market into segments with different preferences (e.g., choosing premium products or cheaper ones), manufacturers can more effectively reach the right clients with the right products. Each client segment is characterized by unique preferences, purchasing behaviors, and expectations. Properly conducted segmentation allows for choosing the right marketing strategy for the needs of a given client. For example, communication strategies, promotions, and even product features can be tailored to specific groups, which helps increase sales. As a result, properly conducted client segmentation leads to an increase in the effectiveness of marketing and sales activities, and an improvement in client satisfaction.