You need to create purchase orders for every purchase you make, our Purchase Order (PO) form helps you record this accordingly.
You just need an item ID and, enter it and the system will pull up product description automatically, select from the drop down the type of payment you made and it is done. Apart from payment you can mention the shipping type against each order.
Vendor Credit Memo
Sometimes you do not receive items exactly as per your purchase order; you may receive defective items, different items or some items could be missing. In such scenarios you need to maintain a proper record of such defective items and the vendors that are shipping them.