Creating PO type tables Create PO type table to define multiple PO types that are valid for one rebate agreement. From the main menu, select Master Explorer > Configuration > Custom Grouping Tables > Purchase Order Type Table. Click New. Specify this information: PO Type Table Specify a code to be the unique identifier for the PO Type table. Description Provide a brief description about the item table. PO Type Table Name Specify a name for the PO Type table. In the Details section, click the first row and select a lowest value and a highest value. This field also accepts asterisk as input to indicate that all preceding or succeeding values are valid. To add another row, click Add. Click Save and close the form.