Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
this does not apply to user-generated content contained in any private messages or in any other private communication . 

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