Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
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( e ) a limited amount of content may be marked and authorized for the user to share in their personal social channels ( facebook , twitter , etc. ) . 

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