Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
tripadvisor is not a travel agency and does not provide or own transportation services or accommodations . 

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