Membership Reports January 29, 2026 12:41 Updated Common Membership Calculations Average Membership Tenure (AMT) Lapse Rate (Churn) Member Acquisition Cost (MAC) Member Lifetime Value (MLV) MLV to MAC Ratio Renewal Rate Retention Rate Membership Change Report Membership Referral Report Membership Report New Membership Report Renewal Membership Report Dropped Membership Report Sales by Contact Report Total Spending by Contact Report