The document discusses how to establish a flexible shared service center that can scale operations up or down quickly in response to changing business needs. It emphasizes the importance of careful planning, especially establishing the right governance model with a single decision-maker who has authority over resource allocation across divisions. Flexibility requires combining process transition with transformation to streamline operations and establish standardized processes. Flexible shared service centers that follow these principles can adjust capacity by 30% within 1-2 months to handle unexpected increases or decreases in demand.