<br> <li> <b>Information we obtain from third parties, for example:</b> <ul> <li>Information from public and commercial services, such as your shopping preferences to better tailor advertising to you.</li> <li>Social media information, such as your social media login data if you choose to sign into one of our services that way.</li> </ul> </li> </ul> How does NBCUniversal use my personal information? <p>