Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
our designated agent ( i.e. , the proper party ) to whom you should address such notice is listed below . 

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