Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
if background communication features are enabled on your user device , your user device may perform automatic background communication with nintendo servers and other user devices . 

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