Negative churn occurs when revenue from existing customer expansions exceeds revenue lost from cancellations, creating a powerful engine for compounding growth and long term startup stability.
Cross-selling involves offering complementary products to existing customers. It increases revenue without incurring new acquisition costs, distinct from upselling which upgrades the current product.
This article explains Gross Retention Rate as a core metric for measuring business stability, focusing on revenue retention from existing customers while excluding expansion revenue to reveal true product health.