The Merchant Center is the hub where you provide your business and product information.
Promote Your Business with Merchant Center - Google for Retail
: Your feed must include specific attributes like ID, title, description, image link, price, and availability.
It is important to note that was officially discontinued as a marketplace program on September 26, 2023 . Google shifted its focus to a more streamlined buying experience that directs customers to purchase directly on a retailer's website rather than within the Google platform.
A "post" in the context of Google Shopping is actually a product feed—a list of your products and their details.
: Set up your shipping, tax, and return policies. 2. Create Your Product Feed