[{'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: Invite a Friend: You may decide to provide us with another party's email address to allow us to contact and invite that party to visit or join the Service or so that Storm8 may facilitate your communication with such other party through methods of communication enabled by the Service (such as when you upload an address book). Such email addresses will be used only for the purpose of sending email communications to the addressee."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Contact_E_Mail_Address_1stParty.'}]