[{'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: We will communicate with you primarily in the form of emails. You can manage the frequency and/or opt out of receiving these communications by clicking the "Unsubscribe" link at the bottom of each email. Please note that even if you unsubscribe or opt-out, we may still send you services-related communications.'}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]