[{'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: Marketing If you do not wish to receive marketing communications from us, you can unsubscribe from the link in the email you received, change your Communication Preferences within My eBay, or indicate your communication preferences within the direct communication from us. Keep in mind, we do not sell or rent your personal information to third parties for their marketing purposes without your explicit consent."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]