[{'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 occasionally send you information on products, services, special deals, or promotions. Out of respect for your privacy, we present the option not to receive these types of communications. Please see the "Choice and Opt-out." Newsletters'}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]