| Deliver and measure the effectiveness of ads• Show personalized content, depending on your settings• Deliver and maintain services, like tracking outages and protecting against spam, fraud, and abuse• For more information and source, see on this link : | For more information and source, see on this link : |
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| For more information and source, | Improve the quality of our services and develop new ones• Personalized content and ads include things like more relevant results and recommendations, a customized YouTube homepage, and ads that are tailored to your interests |