Metrics are quantifiable measures used to track business performance and guide decision-making by providing insights into various aspects of a company's operations. Different types of metrics, such as product, marketing, financial, and operational, cater to specific priorities and help businesses monitor trends over time. Events form the basis of metrics, and key performance indicators (KPIs) are overarching metrics tied to specific business goals. Choosing the right metrics involves aligning them with business objectives and ensuring they are actionable, avoiding vanity metrics that do not contribute to actual business outcomes. The North Star metric, which predicts long-term success, and metric trees, which illustrate the relationships between metrics, are essential tools in developing a sound metrics strategy. Different business types, such as SaaS, ecommerce, and mobile apps, prioritize different metrics tailored to their industry needs. Platforms like Mixpanel provide self-serve analytics solutions that empower teams to track and analyze metrics, facilitating data-driven growth.