[{'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: We ask that you read this Privacy Policy from time to time. Shazam reserves the right to make changes to this Shazam Privacy Policy. If we make material changes to this Privacy Policy that increase or alter our rights to use personal data we have previously collected about you, we will obtain your consent either through an email to your registered email address or by prominent posting on our sites or apps. By continuing to use our sites or apps, you signify your acceptance of the revised policy."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Contact_E_Mail_Address_1stParty.'}]