Digital advertising plays a critical part in marketing. An advertisement that is curated well, without a doubt, can help marketers achieve their sales objectives. Spending capital on digital advertising helps marketers improve and effectively get more organic traffic. Promoting it on various channels increases brand's overall reach in the market. In today's world, one of the best and most famous digital advertising platforms is Google Ads. It is one of marketers' most widely used tools to promote their products or services. Key Performance Indicators, or KPIs, are one of the most compelling features of Google Ads. In this composition, we learn about KPIs in detail.