[{'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: Disclosure to Third Parties At times Apple may make certain personal information available to strategic partners that work with Apple to provide products and services, or that help Apple market to customers. For example, when you purchase and activate your iPhone, you authorize Apple and your carrier to exchange the information you provide during the activation process to carry out service. If you are approved for service, your account will be governed by Apple and your carrier's respective privacy policies. Personal information will only be shared by Apple to provide or improve our products, services and advertising; it will not be shared with third parties for their marketing purposes."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]