[{'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: Your Choices and Controls You have certain choices about how your information is collected and used. You can access, amend or have your information deleted through your account settings page. You can choose whether or not to receive marketing communications from us and our affiliates, or our marketing partners, through the following mechanisms: E-Mail Messages: Marketing e-mails contain instructions and a link that will allow you to unsubscribe from our marketing e-mails."}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]