Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
tripadvisor does not edit or control the user messages posted to or distributed on this website including through any chat rooms , bulletin boards or other communications forums , and will not be in any way responsible or liable for such user messages . 

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