Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
we both agree to arbitrate : you and fitbit agree to resolve any disputes through final and binding arbitration , except as set forth under exceptions to agreement to arbitrate below . 

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