Dear [Customer's Name], We hope this letter finds you well. We are writing to address an important matter regarding your recent payment for [Product/Service]. We have noticed that your payment was received after the due date mentioned on the invoice sent on [Date]. As per our payment terms and conditions, late fees were applicable for any payments received after the due date. We understand that unforeseen circumstances can sometimes lead to delays in payments, and we always strive to accommodate our valued customers. However, we regret to inform you that we are unable to waive the late fee charges on this occasion. This decision was made to ensure fairness in our billing process and to maintain consistency for all our customers. To provide some clarity, our payment terms clearly state that payments should be made within [number of days] from the invoice date. As reflected in our records, the payment in question was received [number of days] after the due date. Hence, the late fee of [specified amount] has been applied to your account. We highly value our relationship with you as a customer, and it is important for us to offer our services at competitive prices. Therefore, we have always encouraged prompt payments by offering an early payment discount option. As you are aware, this discount is applicable when payments are received within [number of days] from the invoice date. Unfortunately, due to the delayed payment, we regret to inform you that the early payment discount has been ineligible for this particular invoice. Moving forward, we kindly request that you ensure prompt payments for invoices to avoid any inconvenience or additional charges. We believe that a strong partnership is built on mutual understanding and adherence to agreed-upon terms. Please note that failure to make timely payments may result in a disruption of services or future credit limitations. Should you have any questions or require further clarification regarding this matter, please do not hesitate to reach out to us. We are here to assist you and find mutually beneficial solutions. Thank you once again for choosing our [Company Name]. We value your business and look forward to maintaining a positive and collaborative partnership in the future. Best regards, [Your Name] [Your Title] [Company Name] [Contact Information]