APOLOGY LETTER FOR AN INVOICE OR
BILLING ERROR

Dear {Name},

Thank you for notifying us concerning the faulty product that you purchased from our site at {location} on {date}. I am sorry to hear that {product} did not meet the high standards of our company.

I would like to apologize on behalf of {company} for the inconvenience this has caused you. We strive to create durable, quality products, and I would like to assure you that the particular product you purchased was an unfortunate anomaly.

Please {instructions on how to return the product} and send it to {address} by {date}. We will send you a replacement within {number} days after receiving the defective product.

I am also happy to {further reparations} in order to compensate you for the inconvenience. Thank you for your loyal patronage of {company}.

Sincerely,

{Sender}