This document discusses key performance indicators (KPIs) for sales and marketing. It provides resources for developing KPIs including lists of example KPIs, performance appraisal metrics, and steps for creating a KPI system. The document outlines different types of KPIs such as process, input, output, leading, lagging, outcome, qualitative, and quantitative KPIs. Users are directed to an external website for additional free ebooks and materials on developing KPIs.