Franking system user interface

A method of controlling the operation of a franking machine having a system controller and a control interface, said control interface including a touch screen, said method comprising the steps of:

• via said control interface, manually entering data and system directives;
• generating touch sensitive displays on said touch screen;
• and
• defining a plurality of touch button regions within said touch sensitive displays;
• wherein said displays comprise main displays and work displays, each of said displays also comprising main areas for entering current data and directives, and history tabs adapted to activate displays for viewing the status and previous action associated with a category of functions or information, and allowing a user to change information in the category associated with each specific history tab.