Dear :

Thank you for tell us the mistake we made in your billing [time]. Your check (No. ) was credited to the wrong account due to an error in our computer records. We have corrected the records, and I can assure you that similar mistakes won't occur again.

Please take a moment to check the following records and confirm that we now have your information correctly in our computer:

Name:

Address:

Home phone:

Work phone:

Account number:

We apologize for the inconvenience that our error has caused and look forward to serving you again in the future.

Sincerely yours,

[name]

[title]