Inventory

Each product can have its own set inventory/stock regarding the qty/units in stock and for each recorded inventory purchase the purchase cost per unit can be added for the respective date of purchase.

Adding Inventory

When stock is turned on, you can set the initial inventory on hand for that product. After the first inventory has been added, to add more inventory click the button to add to your existing inventory. Fields required are the Vendor (add a vendor if this has been done so already)/or use the Adjustment button to put an Adjustment as a vendor. The QTY - this will add against the existing QTY (note that a negative QTY will reduce from the existing QTY), the cost per unit for the new products to be added, and the date which this addition to the inventory took place (i.e. when you received the inventory order)

Adding 10 items to the standing inventory of the selected Product

Removing Inventory

Click the and then select the Adjustment button to set a vendor called Adjustment

Removing 10 items by entering a -10QTY a vendor is not assigned when the Adjustment button is selected