The second week of lectures is now over and the first experiences with the conversion to digital teaching have been made. In addition to using platforms such as Stud.IP and ILIAS to communicate and share information, Zoom is the tool for communicating live with students in courses with up to 300 participants, sending them to breakout rooms or conducting polls. Therefore, it is time to familiarise yourself with the advantages and disadvantages and exchange useful tricks of this video conferencing system.