A purchase order is much more than just a form; it’s a form that represents a way of life for many businesses that order large quantities of raw goods or supplies from a vendor on a regular basis. The purchase order serves as an offer, on paper, to buy a specific product, in a specific amount, for a specific price. Once a vendor accepts a purchase order, it becomes a contract between buyer and seller. The vendor will send your company the goods you require, and send your company an invoice that is usually net 30 or net 60 days, depending on your agreement with the vendor. Click here to read more.