Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
if oculus makes changes to these terms , we will provide notice of such changes as appropriate , such as by sending an email notification to the address that you have provided , providing notice through the services and/or updating the `` last updated '' date at the top of these terms . 

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