Per file. Do you have a digital file or piece of artwork ready for printing, but are unsure as to what format it should be in? What is bleed and why do you need crop marks? A number of things need to be kept in mind when preparing your file for print. This convenient service eliminates the guess work and ensures that your file will meet the required print specifications and will print beautifully! Make sure you send us the digital files that need to be printed in the right format with your order, by e-mailing us or sharing them through a dedicated file hosting service.