Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
if you decide to cancel your account , oculus reserves the right , subject to any limitations under applicable laws , to collect fees , surcharges or costs incurred before cancellation . 

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