Column marks chrome path, black ribbons

All orders always include a free basic check that verifies:
- that the size corresponds to the chosen format.
- that the resolution is appropriate to the chosen support.

If you buy professional verification of the files, additional checks will be performed verifying:
- that the margins are respected.
- the distance of the graphics and text from the edge.
- the orientation of the front and back.
- the correct graphic layout according to the format chosen including possible folds.
- the pdf for magazines: size back, number of pages, file cover.