Displayed on the Items Supplied tab screen are the items that the selected vendor supplies to you. From this tab (as you scroll the screen to the right), you can view the item's:
Name
Short Description
Quantity (Your current quantity in-stock)
List Price (The price you currently receive for a sale of this item)
Our Cost (The price you currently pay to the vendor for this item)
Percentage Profit (Your current percentage profit for the sale of this item at your list price)
To adjust the width of each column, click and hold the column separator and move it left or right accordingly.