Cookies and data, including IP addresses, are used to deliver and maintain Google services, monitor outages, protect against spam and fraud, and measure audience engagement. When users accept all cookies, additional uses include developing new services, placing and measuring advertisements, and displaying personalized content. If users decline all cookies, only non-personalized content and ads will be shown, influenced by current content and general location. Personalized content may include tailored video recommendations and customized homepages based on user activity. Further information on managing privacy settings is available at g.co/privacytools.