|Each ad file is in two formats, a low-resolution PDF and a high-resolution PDF. The low-resolution PDF file is strictly for viewing purposes and is not professional print quality. For professional printing purposes, use the High-Res PDF (a print quality, high-resolution PDF) and give it to a service bureau for customization.
The Ad Subject tells you what is being
promoted in this particular ad slick.
PDF = 72 dpi (preview quality)
High-Res PDF = 300 dpi (print quality)