Itellium was the IT sector of Karstadt, was sold and then brought back and is now an owner-operated company. Of the 700 former jobs about 270 remain. For the first time ever, Itellium was an exhibitor at the recent EuroCIS, introduced a new payment system and presented itself as a partner in Business Intelligence. In this interview Jens-Uwe Holz and André Paul explain, how the relaunch has worked out so far and why BI is essential for retail and what needs to be paid attention to.