The SWOT framework is the most used and best known business analysis tool in the world. Almost everybody has heard of a SWOT, so much so that people are known to groan if you say “let's do one”. Completing a SWOT does not mean "job done". Things change all the time. Businesses are dynamic. Strengths and weaknesses are forever changing and so are the opportunities and threats. The SWOT tool was invented by Stanford Research Institute (SRI) in 1960 when Albert Humphrey was tryi