The document defines corporate strategy, business strategy, and functional strategy. Corporate strategy refers to the grand plan created by a corporate headquarters to guide businesses under its control. Business strategy is the grand plan for a specific business unit. Functional strategy is the grand plan for individual business functions like operations, marketing, and HR. It also discusses behavioral science theory and systems theory in management. Behavioral science theory focuses on how human behavior and relationships impact productivity, as shown through the Hawthorne experiments. Systems theory views organizations as systems of interdependent parts that must be integrated by managers. Finally, it defines planning, explains its importance, and describes the BCG matrix. The BCG matrix analyzes business units based on their