Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
any requests to opt out must be sent to : general counsel , oculus vr , llc , 1601 willow rd. , menlo park , ca 94025 , usa . 

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