Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
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we reserve the right ( but are not required ) to remove or disable access to the fitbit service , any fitbit content , or your content at any time and without notice , and at our sole discretion , if we determine that the fitbit content , your content , or your use of the fitbit service is objectionable or in violation of these terms . 

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. OPTIONS: ['Content removal' 'Limitation of liability' 'Arbitration'
 'Unilateral termination' 'Unilateral change' 'Choice of law'
 'Contract by using' 'None' 'Jurisdiction'].