Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
13.5 you agree that any claim or cause of action relating to airbnb 's facilitation of collection and remittance of occupancy taxes shall not extend to any supplier or vendor that may be used by airbnb in connection with facilitation of collection and remittance , if any . 

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