Final answer:
Experts typically estimate that an unhappy customer will share their negative experience with approximately 9 to 15 people, highlighting the importance of managing customer relationships well.
Step-by-step explanation:
Most experts estimate that a disgruntled customer will tell between 9 to 15 people about their bad experience. However, specific numbers can vary depending on the study or survey. Customer service and satisfaction have a significant impact on a business's reputation and can influence potential customer decisions. Therefore, it is critical for businesses to address customer complaints effectively to prevent negative word-of-mouth.