Our apps and Services may also collect Device IDs and network addresses (including IP addresses, MAC addresses, and SSIDs) from other, in-range or networked devices and WiFi Access Points.</p> </li> <li> <p> <em>How We Use Mobile Device Data</em>. We may use Device IDs, coarse location and general location data, and data from sensors, including the local network, (together with app usage data and Fitness and Wellness Data) for strictly necessary purposes. improving our apps and analytics. personalization and preferences. and cross-app, cross-device, interest-based advertising.</p> </li> </ul>