The document discusses sources of synergy that can arise from mergers and acquisitions, including operating synergy and financial synergy. It provides examples of different types of mergers that can generate economies of scale (horizontal), control over production chains (vertical), or exploiting complementary strengths (functional). The document also outlines a procedure for valuing synergy and discusses how specific valuation inputs like operating margin and growth rate may be affected. Lastly, it examines potential financial synergy from diversification, cash slack, tax benefits, and increased debt capacity.