In this work, many things may go wrong: change of paper for another, new printer with other inks, incorrect conversion of colors.There are also typo errors, bad placement of some element or just a few details.
All this can end very badly and bring big losses - so it's work under stress and tension, because if something goes wrong it usually will be just for the DTP operator.
Most of them also offer low advertising stickers, which can be useful in any company.
He must be aware of the basic matters regarding composition and layout.
A well-made leaflet will certainly have a better effect than a short, ugly one. A lot also depends on the printing house and the selection of paper and the type of printing.A leaflet looks better on shiny and smooth paper than on a torn parchment.
The type of paint and the method of printing is also not insignificant, and its selection is best entrusted to a specialist in this topic or to pass on a printing company that has extensive experience with each type of orders. .