Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
please be sure to state that you are requesting a copy of the particular communication . 

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