How do Smart Shopping campaigns work? 

• Smart Shopping campaigns are customisable, with the option to add manual input and advanced machine learning. 
• A Smart Shopping campaign is a Shopping campaign type that drives simplicity, performance and reach by optimising towards the retailer's business goals while providing manual controls to optimise performance. 
• A Smart Shopping campaign is a Shopping campaign type that drives simplicity, performance and reach by optimising towards the retailer's business goals, using machine learning across Google's suite of ad networks. 
• Smart Shopping campaigns allow you to have full control over the campaign setup, ad and bidding. 

Answer: A Smart Shopping campaign is a Shopping campaign type that drives simplicity, performance and reach by optimising towards the retailer's business goals, using machine learning across Google's suite of ad networks.