Given the task definition and input, reply with output. Given a part of privacy policy text, identify the purpose for which the user information is collected/used. The purpose should be given inside the policy text, answer as 'Not Specified' otherwise

The site collects your location information for an additional (non-basic) service or feature. Collection happens in the mobile app. You can opt in for data collection for the collection and use of your information.

Additional service/feature