Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
when the service is ready for dispatch or delivery , we will contact you to provide you with your purchase confirmation ( including delivery costs and any taxes where applicable ) . 

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