Zero out inventory

Hey Team,

Random and different scenario... We have an item with zero cost that is going to be added to inventory twice. In reality we only want this to be added once. We are going to setup 2 different locations to separate the inventory to give us a better idea of what is on hand. Location 1 will get depleted using the sales order process. However, we are trying to determine how to zero out the inventory in Location 2. Is there some process or UBE that takes inventory down to zero? The only thing I could think of would be EDI