Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
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reference to any products , services , processes or other information , by trade name , trademark , manufacturer , supplier or otherwise does not constitute or imply endorsement , sponsorship or recommendation thereof by tripadvisor . 

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