[{'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: EU Territory: We store Personal Information as long as it is needed for the provision of our services. Traffic information is erased or made anonymous when it is no longer needed for the purpose of the transmission or, in the case of payable services, up to the end of the period during which the bill may lawfully be challenged or payment pursued. Location information is stored to the extent and for the duration necessary for the provision of a value-added service. Cookies, direct marketing and provision of value-added services information (including traffic information used for these purposes) is stored as long as the same is necessary for the provision of these activities, or up to the time when a user opts out from such use in accordance with this Privacy Policy. Other information is stored for as long as we consider it to be necessary for the provision of our services. This Section shall not prevent any technical storage or access to information for the sole purpose of carrying out the transmission of a communication or as strictly necessary in order for us to provide the service you requested."}, {'role': 'assistant', 'content': 'This clause is unfair. The privacy practices mentioned are: Identifier_Cookie_or_similar_Tech_1stParty.'}]