ChatGPT Prompt: I am interested in developing a strong and loyal customer base for my business, and would appreciate [number] cited examples of businesses that have successfully achieved this. Could you provide an analysis of the strategies these businesses have employed, such as customer segmentation, personalized marketing, and exceptional customer service? Additionally, it would be helpful to understand how to measure customer loyalty and satisfaction, and how to adapt to changing customer needs and preferences. Are there any common mistakes or pitfalls to avoid when building a customer base?