Folding Options
 4 page single fold |  1/3rd A4 6 page concertina fold |  6 page gate fold |  6 page standard fold |
 8 page parallel double fold |  8 page french fold right single |  8 page roll fold over and outer |  8 page parallel map fold |
 8 page reverse map fold |  10 page concertina fold |  12 page standard letter fold |  12 page concertina fold |
