You will be given a definition of a task first, then some input of the task.
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 social media data for an additional (non-basic) service or feature. Collection happens when you explicitly provide information by a named service or third party. You can opt in for data collection for the collection of your information.
Output:
Additional service/feature