[{'role': 'user', 'content': 'Analyze the following clause from a privacy policy and determine if it\'s fair or unfair. Also identify any privacy practices mentioned: 10. Changes to the Privacy Policy We may amend this Privacy Policy from time to time. You can determine when this Privacy Policy was last revised by referring to the "Last Updated" legend at the top of this page. We will use reasonable efforts to notify you of changes to this Privacy Policy by posting the amended policy on the Site at least thirty (30) days before the effective date of the changes. Use of the Site following such changes constitutes your acceptance of the revised Privacy Policy then in effect. Follow us'}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]