[{'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: If, during or immediately following registration, you choose to access offers for goods or services that are available from selected third-party companies ("Co-Registration Vendors"), we may make certain contact and demographic information you provide (e.g., name, age, and/or email address) available to these vendors with your consent.'}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]