This document discusses different types of strategies at various levels of an organization. At the corporate level, strategies include growth, stability, and retrenchment. Business unit strategies focus on cost leadership, differentiation, or focus. Functional strategies support business unit strategies. The document also discusses intensive growth strategies like market penetration, market development, and product development. Integrative strategies involving vertical or horizontal integration are presented. Defensive strategies include joint ventures, retrenchment, divestment, and liquidation. Michael Porter's generic strategies of cost leadership, differentiation, and focus are also summarized.