I think that the amount stated in the letter does not correspond to the actual claim.
What should I do?

You will find all the information and a detailed list of receivables under "Account" in your personal area. If the information provided there does not resolve the issue, you can describe the matter to us in the "Messages" area and upload all the documents needed to review the matter using the upload function.

Or, otherwise, you can call us and we will resolve the matter in a one-to-one conversation. You will find the phone number in your letter. Please keep all the information on this matter to hand for the call.

We will sort this out together.