Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
for example , some cities have laws that restrict their ability to host paying guests for short periods or provide certain host services . 

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