Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
if you rely on any fitbit content or the fitbit service , you do so solely at your own risk . 

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