The document discusses how to use XPath to extract useful information from e-commerce websites for SEO purposes. It provides examples of common uses of XPath like extracting schema code, scraping product information, and auditing backlinks. The document also offers tips for scraping e-commerce sites, including analyzing empty categories, comparing on-page elements, and identifying out of stock products. Throughout, it emphasizes using tools like XPath, Google Sheets, and Screaming Frog to simplify scraping tasks.