They are implemented at the organizational level and result in a fit between business strategy, structure, culture and the broader environment. The interventions derive from the discipline of strategic management, organization, theory, open systems theory and cultural anthropology. The main interventions for managing relationships between organization and environment concern:1. Integrated strategic change. This comprehensive OD intervention describes how planned change can make a value-added contribution to strategic management. He argues that business strategies and organizational systems must be modified together in response to external and internal disruptions. A strategic change plan helps members manage the transition between the current strategy and the organizational design and desired future strategic direction.2. Trans-organizational development. This intervention helps organizations form alliances, partnerships, and joint ventures to accomplish tasks or solve problems that are too complex for single organizations to solve. It helps organizations recognize the need for partnerships and develop appropriate structures for implementation