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' 'Unilateral change' 'Contract by using' 'None'
 'Arbitration' 'Jurisdiction' 'Unilateral termination' 'Content removal'
 'Choice of law'].