When is it best to use PostScript files?

PostScript (.ps) print files are most appropriate for small format color laser printing and Docutech black and white printing at Standard Digital Print, because most users have access to Postscript printer drivers that can print to 8.5"x11" and 11"x17" paper sizes. PostScript (.ps) print files may contain multiple pages per file. For small format output, PostScript (.ps) print files are the easiest, fastest, and most reliable type of file to provide.