The article focuses on the **80/20 rule in finance**, also known as the Pareto Principle, which posits that a small percentage of inputs can lead to a large percentage of outputs. It addresses the search intent of individuals looking to understand how this principle can be applied in financial contexts, such as investment strategies and expense management. The content offers insights into the significance of the 80/20 rule, providing practical examples and applications that can help readers optimize their financial decision-making. This information is valuable for webmasters seeking to attract an audience interested in finance, efficiency, and effective investment practices.