Hello, We require some assistance regarding an inventory system we have, set up using MySQL and PHP script. The Inventory Manager system is working fine, but we want other things added to it. As per our visual web page at http://www.forestgraphics.co.uk/proof/inventory_visual/inv.html the top screen visual is the live system and the visual underneath has a “Sales Info” column which we want adding to the inventory, so our client can input any additional text about this item, then click...