Retention is a critical metric; it shows how many customers continue to pay over time, indicating the product's value to them.

Net revenue retention measures the percentage of recurring revenue from current users, reflecting how well your company retains and expands its user base.

Retention is the single most important factor for growth; if users don't stay, the business won't succeed.

Retention is the most reliable way to measure product-market fit; it indicates whether users continue to find value in your product.

Tracking customer retention is essential; it helps you understand how many users continue to engage with your product over time, which is a key indicator of success.

Measuring retention is critical; if you don't have a product that retains users, you shouldn't focus on growth yet.

Visualizing retention through stacked cohorts can illustrate the long-term value of customers and the health of your business. High retention businesses can still grow revenue even when no new customers are signed up, as they continuously add layers of revenue over time.

Pay attention to customer renewal rates rather than just churn rates, as they provide a clearer picture of customer retention.

A net dollar retention above 100% indicates that your customer cohorts are growing over time, while below 100% suggests they are shrinking, necessitating more effort to acquire new customers.