[{'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: If we make material changes to how we use Personal Information collected from children under age 13, we will notify parents by email in order to obtain verifiable parental consent for the new uses of the child's Personal Information."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Contact_E_Mail_Address_1stParty.'}]