You will be given a definition of a task first, then an example. Follow the example to solve a new instance 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 IP address or device IDs for advertising. Collection happens when you implicitly provide information on the website.
Solution: Advertising
Why? The given policy text states that it uses user information for 'advertising' explicitly

New input: When a minor change is made to the privacy policy that does not significantly affect data practices, the policy date is updated or information about the change is posted as part of the policy. Users' choices regarding policy changes are not mentioned or are unclear.
Solution:
Not Specified