Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
10.1 within a certain timeframe after completing a booking , guests and hosts can leave a public review ( `` review '' ) and submit a star rating ( `` rating '' ) about each other . 

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