1. A method in a warehouse management system for providing instructions to a user, comprising: receiving a table in a database of the warehouse management system, the table defining the instructions, one or more of the columns of the table containing data and image references pertaining to respective warehouse storage items associated with the instructions; adding an expression column to the table, the expression column for defining a combination of the data and image references pertaining to the respective warehouse storage items in accordance with the instructions; adding markup language code to the expression column for customizing a graphical presentation of the combination; generating the graphical presentation of the combination from the markup language code; and, displaying the graphical presentation on a display screen of the warehouse management system, thereby providing the instructions in a graphical thrmat.