Choosing the right go-to-market (GTM) strategy is crucial for SaaS founders looking to acquire users effectively. Successful strategies include SEO-driven content marketing, targeted cold outreach, and product-led growth, while mass cold emails and poorly optimized paid ads often fail. The key is to understand your Ideal Customer Profile (ICP), test multiple channels, and refine your approach based on data. By focusing on value-driven connections and iterative learning, founders can scale their SaaS sustainably.