What's the purpose of products groups in a Shopping campaign?

The purpose of products groups in a Shopping campaign is to specify which products from your feed you want to advertise in each campaign.Product groups allow advertisers to organize and segment their product inventory based on various attributes such as category,brand,product type,custom labels,andmore.By structuring product groups,advertisers can create targeted campaigns tailored to specific product categories or attributes,allowing for more granular control over bidding,targeting,and performance optimization.This segmentation enables advertisers to allocate budget strategically,prioritize high-performing products,and adjust bidding strategies based on the unique characteristics and performance of different product groups.Therefore,selecting Product groups are