Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
we make no warranty that the fitbit service or fitbit content will meet your requirements or be available on an uninterrupted , secure , or error-free basis . 

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