Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
any unauthorised use of the services is strictly prohibited and will terminate the licence granted in these terms . 

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