[{'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: v. Contact Information for Customer Support [OPTIONAL] There may be circumstances in which you might wish to contact us to seek our customer support. If you contact us via our Contact Form , or by other means, we may obtain and maintain any information you choose to provide, including your name, contact info such as your email address, phone number, as well as information about your mobile device or personal computer such as its device type, and OS type. We will use this information to address and investigate the issues you have raised, to provide you support, and to improve our customer support service. We may process this information in connection with the assistance you have requested, the administration of your Account, and retain this information in accordance with the provisions of this Privacy Policy."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Contact_1stParty, Contact_E_Mail_Address_1stParty, Contact_Phone_Number_1stParty.'}]