When a system is implemented but nothing changes, the most common cause isn't a wrong tool choice—it's that "the people using it haven't actually changed their work methods." System launch is just the start. If daily operations still run in parallel through Email and Excel, the system becomes just another burden requiring extra data entry, not a labor-saving tool. For tools to truly deliver value, management must explicitly require "this process runs through the system from now on" and be willing to spend extra time overseeing the workflow initially. Additionally, the system's configuration must align with the company's actual business logic—customer categories, pricing conditions, document formats. If this isn't carefully done before launch, employees find it cumbersome and naturally revert to old habits. The core of transformation is people and processes; the tool is just the medium.