| Personalized content and ads can be based on those things and your activity like Google searches and videos you watch on YouTube | |
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| Deliver and maintain services, like tracking outages and protecting against spam, fraud, and abuse• Show personalized content, depending on your settings• Deliver and measure the effectiveness of ads• Personalized content and ads include things like more relevant results and recommendations, a customized YouTube homepage, and ads that are tailored to your interests | Google uses and data to:• Improve the quality of our services and develop new ones• You can also visit g |