REFERRAL SYSTEM SOFTWARE FOR CUSTOMER LOYALTY NO FURTHER MYSTERY

This is the percentage of customers lost over a period of time. Companies with a low customer churn rate tend to have a higher CRR, so the closer the CCR is to 0%, the better.Encapsulation: I encapsulated customer data within the Customer class, providing controlled access through methods like addPurchase and getRewardPoints.Zoho CRM is a customer