Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
( a ) we will use reasonable endeavors to remedy faults in the products . 

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