Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
you are obligated to ensure that such contact information is current and accurate . 

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