Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
we encourage you to review these privacy policies before providing any information to third parties . 

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