The selection process was highly structured and stretched out over several months. Over the course of several workshops bytics was able to demonstrate to the responsible decision makers at Buss that they are the right partner with the right solution. The importance of integrated processes was emphasized, from structured engineering to BOMs and the advantages of integrated service features. Especially high requirements were set for cost accounting, in order to improve transparency and the profitability of Buss‘s products. abas has been productively deployed at Buss since 2009. Two main release upgrades have been performed since then and a PLM interface was implemented in 2010. DMS from Habel, which is fully integrated in abas, was added in early 2012.