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If you want to include the quantity on hand of an item, at the time you are initially adding the item into the system, the following three fields need to be completed to identify the # of pieces on hand, and which location these are located
QuantityOnHand: Quantity on hand number is entered. If not entered, default value is 0. If a quantity is entered without entering a source or source ID, the quantity will be placed in Store ID 1 as the default
Source ID: If Inventory quantities are being added, indicate which store or warehouse you want the inventory added to (normally Store ID 1)
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