Retention is crucial for SaaS platforms, as 70-85% of revenue typically comes from renewals, making it significantly more cost-effective to retain existing customers than to acquire new ones. The challenge lies in identifying and amplifying the key drivers of retention, which often include network density, content investment, and visit frequency. Tools like Heap can help analyze customer data to uncover correlations between user actions and retention rates, revealing that actions such as inviting team members or installing extensions can significantly impact user retention. Effective retention strategies involve optimizing the user onboarding experience by reducing friction and providing in-context education, with tools like Chameleon enabling the creation of product tours and tooltips to guide users towards valuable interactions. By leveraging customer data and improving in-product marketing, SaaS platforms can significantly boost retention and, consequently, revenue.