The PEST or PESTLE analysis is one of the most common diagnostic tools used in marketing and business planning. Its six basic perspectives provide a framework for understanding external factors which may impact the organization, which is easy to follow and yet the tool is so often misunderstood.PESTLE - Political, Economic, Sociological, Ecological, Legal, Environmental.PESTLE provides the external perspective to a SWOT analysis...where: PESTLE + PRIMO-F = SWOT Six simple rules for … [Read more...] about 5 common mistakes in doing a PESTLE analysis