Performance Max is an advanced Google Ads campaign type that optimizes your marketing budget to maximize performance. It uses machine learning/AI to reach the right and large audience and increase website conversions. This is also the campaign type that you use to promote your e-commerce products. What was previously called Shopping Campaigns is now included under Performance Max. You then market your products via a flow linked to the Merchant Center. Performance Max uses the following channels: Google Search, the Display and Video networks, Youtube, Gmail and Google's news feed.