On behalf of JEFF Zürich GmbH and in cooperation with Screenpro AG, a machine was designed and produced for the customer Ricola. The participants were asked to yodel yodelling inserts. The machine recognized how well someone hit the notes and changed the difficulty level in the next round. As a reward or motivation, the machine handed out various Ricola packs. The yodel inserts were recorded, branded and presented on a microsite. The order included the following services: