Local Agenda 21 Solothurn and its partner organisations (including the Solothurn Chamber of Commerce) organise the annual event «Business Apéro für Unternehmen mit Durchblick». In three papers and a short panel discussion, it was shown how SMEs can deal with the challenges of the shortage of skilled workers, education and the world of work 4.0. Dr. Daniel C. Schmid from the HWZ University of Applied Sciences in Business Administration, Zurich, spoke about analog and digital signals in companies.