The key element of modern logistics management systems is the principle of identifying logistics items and subsequently capturing the id together with other elements of logistics information such as time and location as the events unfold. Identifiers give a means of identifying an item uniquely. On an item such as a parcel or letter the identifier is normally represented as a bar-code. WorkTrace is open, accepting user-produced identifiers/bar-codes or it can create them for you. A good bar-code creation technology must among other things be easy to access and compatible with a large set of printing equipment.This is why WorkTrace uses Web enable bar-code generation and printing technologies. No installation required! WorkTrace bar-codes for international mail receptacles adhere to the accepted international standard (UPU standard S1 for physical encoding). WorkTrace is open as well where peripherals are concerned working with any printer equipped with Windows 98 or NT drivers.