Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
accounts can not be offered to anyone not employed by you or acting on your behalf . 

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