Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
the headings and subheadings are for your convenience only -- you are responsible for reviewing all sections , defined terms and related links in their entirety to ensure you fully understand this agreement . 

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