Reducing churn rate for early-stage startups is an integral part of achieving product-market fit, retention, and growth. To lower your churn rate and increase customer loyalty, you should first understand why your customers churn. Collect data and insights on customer churn through surveys, interviews, feedback, analytics, or other methods. Common causes of churn include poor product quality, lack of value proposition, poor customer service, lack of product-market fit, or competitive pressure. Secondly, segment your customers by their likelihood of churning based on their behavior, characteristics, or feedback. Criteria such as usage frequency, satisfaction level, feature adoption, payment history or customer lifetime value can be used to create different segments of customers. Finally, implement retention strategies that aim to prevent or reduce customer churn. Examples include improving your product quality and value proposition, offering incentives or rewards, providing proactive customer support and education, creating a community and referrals or soliciting feedback and testimonials.