"Is this business structurally viable, or did we build something that only works with venture money?" This is the silent question that keeps SaaS founders awake at 3:00 AM once the Series A "honeymoon phase" ends. Your bank balance is dipping, your growth has hit a plateau, and the "growth at all costs" mantra that secured your last round suddenly feels like a suicide pact. When the market shifts from rewarding expansion  to demanding efficiency , many founders realize they h