When the invoice of a customer is overcast, the supplier will send to him a

When an invoice of a customer is overcast, it means that the invoice amount is higher than the actual amount owed. In this case, the supplier should send a credit note to the customer. A credit note is a document sent by a supplier to a customer indicating that they are reducing the amount owed on an invoice. It is essentially the opposite of an invoice, as it shows a negative amount, which is subtracted from the original invoice amount. The credit note will include information such as the original invoice number, the amount being credited, and the reason for the credit. This allows the customer to adjust their records and pay the correct amount. Sending a credit note is important because it helps maintain good relationships with customers by demonstrating that the supplier is honest and reliable. It also helps ensure accurate accounting and financial reporting.