Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
the notice to oculus must be sent by certified post addressed to : general counsel , oculus vr , llc , 1601 willow road , menlo park , ca 94025 , usa . 

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