From May 9 to May 10, 2019, this year's labour law practitioner seminar under the direction of Prof. Dr. Dr. h. c. Monika Schlachter took place at the Federal Social Court in Kassel. The seminar was opened by the speaker Dr. Karen Vahl, who in her lecture highlighted the employment law implications of the sale of a corporate division. Dr. Boris Alles then gave an insight into two cases from the practice of industrial constitution law. The seminar was concluded by Prof. Dr. Thomas Weiss, who presented strategic and tactical considerations as well as possible legal constructions of the negotiation results in reconciliation of interests and social compensation plan negotiations on the basis of a practical example. After each lecture, the participants used the opportunity for interesting and sometimes controversial discussions. Impressions of the Practitioner Seminar