Avoid last-minute stress and unexpected costs by eliminating these three common file errors before you hit "send." Mistake #1: No Bleed The Problem: Your design has color or images that go to the edge of the page. Printers need extra margin (usually 3mm) to trim the paper without leaving a thin white line. The Fix: Extend your background colors and images 3mm beyond the final trim line. Set up your document with bleeds from the start. Mistake #2: Using RGB Color The Proble