Interface for blocking/unblocking quantities by sales. It consists of Stock (1), Warehouse (2) and Blocking Stock (3):

Availability (1)
The first field shows the stock of the items you want to block in the warehouses you have rights to. The list contains the following columns of information:
Interlock Warehouse (2)
Select which warehouse you want to block the quantities from the drop-down menu.
Blocking stock (3)
Once you have selected a warehouse to block, the system shows you additional information about the status of the quantities in it in the following columns:
Blocking is confirmed with the Confirm button, and Close returns you to the front interface without making any changes.
Unblocking quantities by sales only requires confirmation.