Accordion fold (four panels) – this folding possibility types a zigzag sample and it has four alternating panels on either side. Double parallel fold – this fold selection would make 4 panels by folding the paper in 50 % after which in 50 percent again, parallel to the main fold. https://flyerdistribution92739.nizarblog.com/40428939/the-5-second-trick-for-flyer-printing