How to Use SEO for B2B SaaS to Slash CAC and Boost ARR?

Reducing Customer Acquisition Cost (CAC) while increasing Annual Recurring Revenue (ARR) is the holy grail for B2B SaaS companies. But how do you get there without relying heavily on paid ads? The answer lies in strategic, long-term SEO for B2B SaaS. With the right approach, SEO not only drives consistent, high-intent traffic but also nurtures conversions that compound over time. In this guide, we’ll break down how to use SEO to cut acquisition costs, build authority, and fuel sustainable revenue growth.