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