When high-value customers churn early, the problem usually starts long before Customer Success gets involved. In growing B2B SaaS companies, Product often operates separately from revenue teams, creating misalignment between what Sales promises, what Marketing promotes, and what customers actually experience. The result is roadmap chaos, poor adoption, and retention problems that look like CS or sales issues on the surface—but are really Product integration failures. The fix isn’t a reorg. It’s building tighter feedback loops between Product, Sales, Marketing, and CS so the product evolves around real customer value, not internal assumptions.