[{'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: From time to time, we, our advertisers, suppliers or other parties may conduct promotions and other activities on, through or in connection with the Services, including, without limitation, contests and sweepstakes (collectively, "Promotions"). Those Promotions may have additional terms and/or rules or eligibility requirements that shall be posted or otherwise made available to you by us or the relevant third party, as applicable, in accordance with applicable law.'}, {'role': 'assistant', 'content': 'This clause is fair. The privacy practices mentioned are: nan.'}]