The 3 documents required in order to process a purchase order payable are called a purchase order, delivery receipt and supplier invoice.
Companies that tend to use the three-way matching can be confident that they are seen to be paying only for authorized, legitimate invoices, which is only once a purchase order has been delivered to the customer.
However, this tend to allow the supplier in order to easily connect the payment to their invoice. Here, the current payment details includes the invoice number, dollar amount, and invoice date.
Hence, before sending out the purchase order to the supplier, the first step is in order to create a purchase requisition.
To learn more about a purchase order here:
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