The previous section showed you how to submit one product to Google Base. If you have 10 or fewer products to submit, then that method is probably the fastest. If you have more than 10 products to submit, then you might want to expend the extra effort of uploading them all at once.
Before you try to upload multiple products, you should go through the aforementioned procedure for placing a single product on a shopping site. Doing that first will ensure that you have opened the required Google account and that you understand the structure of Google Product Search.
Before trying this procedure, complete the previous procedure at least once.
After logging in to Google Base, you will need ...