Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
1.2 the service exists only as long as and in the form that we may provide the service , and all aspects of the service , including your user content , are subject to change or elimination . 

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