This function will allow you to reset the inventory balance of a store to zero.
To find this tool navigate to "Store Operations" > "Inventory" > "Adjustments to Inventory" > "More Options" > "Set Inventory to Zero".
"Zero Inventory Balance" window will appear where from you can choose the store for which you want to set the inventory balance to zero.
After selecting the store click on "Zero Inventory" button.
This may take from few seconds to some minutes depending on how big is your inventory.
After it is completed you will see this massage "Records Successfully Changed!".
Useful articles for "Inventory Adjustment":