Organizational strategies are the means through which companies accomplish their missions and goals. Successful strategies address four elements of the setting within which the company operates: (1) the company's strengths, (2) its weaknesses, (3) the opportunities in its competitive environment, and (4) the threats in its competitive environment. This set of four elements—strengths, weaknesses, opportunities, and threats—when used by a firm to gain competitive advantage, is often referred to as a SWOT analysis. SWOT was developed by Ken Andrews in the early 1970s. An assessment of strengths and weaknesses occurs as a part of organizational analysis; that is, it is an audit of the company's internal workings, which are relatively easier to control than outside factors. Conversely, examining opportunities and threats is a part of environmental analysis—the company must look outside of the organization to determine opportunities and threats, over which it has lesser control.

Andrews's original...