[{'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: Information about your use of Verizon products and services may be aggregated or otherwise de-identified for business and marketing uses by us or by third parties. For example, aggregate or de-identified data may be used to improve our services, measure and analyze the use of services and to help make services and advertising more relevant to you. You can opt out of certain of these uses, for example the Verizon Relevant Mobile Advertising and Business and Marketing Insights programs discussed below."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]