Research, research, research: It is the key to successful investing. The SWOT analysis, which looks at a company’s strengths, weaknesses, opportunities and threats, is a model to help you examine all angles of a company and understand its strategic position in the market. Says advisor James Early: “A process you can standardize and apply to all companies is useful to most investors.” Other experts call it a “touchy-feely” model. What’s your thought on SWOT?…