This document discusses key performance indicators (KPIs) and provides information about developing KPIs. It lists top materials for sample KPIs, including lists of KPIs, performance appraisal metrics, and performance review phrases. It also outlines steps for creating KPIs for specific job roles. Common mistakes to avoid when developing KPIs are having too many KPIs or KPIs that do not change based on goals. The document also discusses how to design effective KPIs and different types of KPIs, such as leading vs lagging indicators.