Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
details regarding currency conversion , including any associated fees , are detailed in the payments terms . 

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