[{'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: Please note however that other Waze users are not allowed to use your contact details or our internal messaging account for commercial advertising purposes. If you have encountered any user generated advertising material, please inform us through the channels listed on the "About" menu in the Software or through the "Contact Us" page on the Site (web address: support.google.com/waze ). Waze does not accept any liability for any loss, damage, cost or expense that you may suffer or incur as a result of or in connection with any user\'s advertising material.'}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]