Requirements for formatting...
Accepted File Types – PDF, JPG, PSD, TIF, EPS, AI
Color - mode should be set to CMYK
Resolution – should be at least 300dpi
Bleeds- must have .125 inch bleed on all sides
Borders – should be at least .25 inches wide (.375 inches from the bleed edge)
Safe Zone – all text must be at least .125 inches from finished size of the piece (without bleed)
Flatten Your Images – layered or linked files are not accepted
4/1 Files – black side must be 100% K build only
Printer’s Marks – Turn off all crop marks, registration, titles before exporting your PDF file.