[{'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: Under California Civil Code § 1798.83, we are required to disclose to consumers the following information upon written request: (1) the categories of personal information that we have disclosed to third parties within the prior year, if that information was subsequently used for marketing purposes; and (2) the names and addresses of all such third parties to whom such the personal information was disclosed. We hereby disclose that we have not disclosed any such personal information regarding any California resident during the one-year period prior to the effective date of this Privacy and Information Security Policy. California residents seeking additional information on this requirement or our privacy practices in general may write to us at customerservice@avast.com with the headline "PRIVACY REQUEST" in the message line. They may also send paper mail to AVAST Software s.r.o., Pikrotva 1737/1a, 140 00, Prague 4, Czech Republic. Please write "Attention: PRIVACY" in the address.'}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]