A Request for Information on Invoice is a document sent to suppliers by a buyer in order to obtain information about an invoice or other related documents. It usually includes the buyer's contact information and the invoice number, as well as what specific information is being requested. The purpose of the request is to ensure that the invoice is accurate and contains all the necessary details. There are several types of Request for Information on Invoice. These include: • Request for Payment Details: This type of request is used to confirm the payment details of an invoice, such as the date of payment, the amount due, and the method of payment. • Request for Itemized Invoice: This request is used to get more information about the items listed on an invoice, such as descriptions, prices, discounts, and taxes. • Request for Proof of Delivery: This request is used to confirm that goods or services were received by the buyer. It usually includes the date of delivery, the number of items delivered, and a description of the items. • Request for Documentation: This type of request is used to get additional documentation related to the invoice, such as the terms and conditions of the sale, a copy of the purchase order, or other documents.