Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
the services and content may not be available in all territories and jurisdictions , and we may restrict or prohibit use of all or a portion of the services and content in certain territories and jurisdictions . 

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