The 80-20 principle, also known as the Pareto principle, is a concept that states that roughly 80% of effects come from 20% of the causes. This principle can be applied in many different areas of life and business, and it suggests that a small number of inputs or factors are responsible for the majority of the results. In business, the 80-20 principle can be used to identify the most important factors that are driving a company's success. For example, a company may find that 80% of its revenue c...