How do I make a Blanket Purchase Order? To create a Blanket Purchase Order, submit a non-MarketPlace requisition and include supporting documentation and instructions to request that a blanket purchase order be issued. Read more: Non-MarketPlace Requisitions Updated on August 5, 2021 Tagged: BlanketBlanket orderNon-Marketplaceorder Was this article helpful? Yes No Not what you are looking for?If you can't find the answer to a question, contact us by click on the button below.Contact Support