Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
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fitbit may , in its sole discretion , alter , remove , or refuse to display any of your content , and may forbid you from posting , uploading , storing , sharing , sending , or displaying your content to and via the fitbit service . 

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