Smart Campaign ads in Pay Per Click (PPC) are a simplified version of PPC advertising offered by Google Ads (previously known as Google AdWords) aimed at small businesses. They utilize machine learning and automation to create and manage advertisements, making it easy for businesses with limited resources or advertising experience to reach their target audience and achieve their advertising goals. Smart Campaigns offer pre-defined targeting options, automatic ad creation, and a streamlined bidding and budgeting process, making it simple for businesses to start advertising with minimal effort.