[{'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: You have a right at any time to stop us from contacting you for marketing purposes. When you receive promotional communications from us, you may indicate a preference to stop receiving further promotional communications from us and you will have the opportunity to "opt-out" by following the unsubscribe instructions provided in the promotional e-mail you receive or by contacting us directly at privacy@amctv.com. Despite your indicated e-mail marketing preferences, we may still send you relationship and/or transactional e-mails regarding the Services, including, for example, administrative confirmations and notices of updates to our Policy, if we choose to provide such notices to you in this manner.'}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]