Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
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the site , application and airbnb services together are hereinafter collectively referred to as the `` airbnb platform '' . 

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