The official business definition of Purchase Forms is a document that is used to request goods or services from a vendor. It outlines the specific items or services that are being requested, as well as the quantity, cost, and delivery date. Purchase Forms also include information about the vendor, such as contact information and payment terms. They are an important part of the purchasing process, as they provide a written record of the transaction and help to ensure that all parties involved understand the terms of the purchase. Purchase Forms are also used to track inventory and keep track of spending, making them an essential tool for any business.