Preferred Material: Digital files are required for supplied ads. Submit MAC formatted files in QuarkXpress accompanied by high-resolution cmyk image files, logos, and PostScript fonts. Image files should be 300 dpi at reproduced size. Files may also be submitted in PDF format. For two-page spreads, supply as single pages and not spreads. Single page image area should be no more than trim plus 1/8-inch bleed. Please maintain live material within non-bleed dimensions. Submit files on CD, ZIP disk, or via E-mail. A SWOP approved proof at 100% size must accompany each ad [Pola Proof, Kodak Approval Proof, Fuji Final Proof, Iris Pro SWOP]. If no proof is supplied one will be made and the cost invoiced to the advertiser. All completed ads must arrive no later than the 8th of the month preceding the insertion at: