He was known for his outspoken way of expressing himself, frequently using swear words, making broad generalizations and anti-elitist statements.

The party itself gathered both communists and left-wing socialists, united in an inveterate struggle against Denmark's membership of the European Communities.

It actively supported communist regimes in the Soviet Union, Cuba, and North Korea, as well as Colonel Muammar al-Gaddafi in Libya, and was a collective member of organisations supporting these nations.

In an attempt to regain parliamentary representation, Common Course started cooperating with Mogens Glistrup's right-wing Progress Party, causing many members to desert.

Former member of Danish parliament Line Barfod (Red-Green Alliance) was a former member of Common Course, and was chairperson of its youth wing in the years 1984–1985, before the actual formation of the party.