b. Which section of the Purchase Order window is used to enter inventory items being ordered from a vendor? 1 Category details section 2 Item details section 3 Memo section 4 Vendor box c. Which QBO window is used to receive goods from an outstanding purchase order when there is a vendor invoice received along with the items purchased but no payment is made? 1 Expense window 2 Check window 3 Bill window 4 Pay Bills window