Boundary stretching is a business term for an organization's efforts to establish connections both inside and outside the organization. Stretching boundaries is vital to the effectiveness of cross-functional teams and change management initiatives because as we work with others, two elements are critical to success. The ability to establish and maintain healthy relationships with others, as well as the ability to deal with messy data and potentially a high degree of ambiguity in order to achieve goals, deadlines and milestones. Business processing from product to distribution planning requires efficient management. To ensure the supply chain is efficient. The importance of supply chain efficiency is that it can reduce operating costs, enable shorter production periods, faster distribution, thus it will increase the productivity of the entire company. Supply chain efficiency is the primary factor that helps maintain a competitive advantage. Organizations must align internal organizational resources with external market needs to ensure supply chain flows are smooth. Cross-functional, customer-focused marketing activities are necessary to align internal and external resources. It is noted that marketing generates value by satisfying three types of customer connections such as:1. Connection to customer product2. Customer-service delivery connection3. Connecting to Customer Financial ResponsibilityThese connections are very important to ensure that the customer obtains valuable products, services and financial information, but they also generate important strategic information to guide technical development and managerial decisions regarding the day-to-day activities of organizations. In this... in the middle of document ......the managers' commitment to the marketing department, the general manager and the organization. Supply chain efficiency is ensured in organizations where marketing managers are active in cross-functional sharing of market information and customer onboarding. There were two management implications. A supportive organizational environment that provides respect and psychological safety is necessary before marketing managers take the initiative and take responsibility for breaking any internal functional barriers and meeting customer needs. A strong link was found between marketing managers' boundary-pushing activities and supply chain efficiency. Strong cross-functional and inter-organizational synergies can be created whenever marketing managers are able to exchange market information between different functional departments within the organization.