Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
linden lab further reserves the right to terminate usage subscriptions and/or virtual goods and services for cause immediately at its sole discretion without advance notice or liability . 

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