Thank you for your letter and the photostat of your check which verified that your account had been paid in full. We are very sorry for the inconvenience this has caused you. The enclosure of your check enabled us to go through our records and pinpoint how this error occurred. This will aid us in preventing further errors in the future.
Please accept our apology for the letters we wrote under the assumption that this bill had not been paid. We know that you have always been a valued customer.
Thank you for your patience. Be assured that we will do everything in our power to ensure accuracy in our account transactions and satisfaction to our customers.