On November 17 and December 8, 2020, Jarosław Sroczyński conducted training courses for attorneys at law, members of the District Chamber of Attorneys at Law in Katowice. The subject of the training sessions was competition law, and in particular the issues of prohibited agreements, abuse of a dominant position, concentration control, penalties imposed by the President of the Office of Competition and Consumer Protection, as well as antitrust and appeal procedures. Several hundred participants, Colleagues from the Katowice Bar, participated in the trainings.