All Guides
What Goes on the Back of a Postcard
What goes on the back of a postcard? See USPS-ready layout for address, message and barcode, then order postcards from 4OVER4.
What Is a CMYK Color Calibration Bar?
Learn what the CMYK color calibration bar on a press sheet does and how it keeps your prints color-accurate, then order color-true prints at 4OVER4.
Matte Finish Explained for Cards, Flyers, and Posters
What a matte finish is, how it compares to gloss, and when to choose it. Print matte-finish cards, flyers, and posters with 4OVER4.
What a Pull Up Banner Is Plus Common Sizes and Setup
What a pull-up (retractable) banner is, common sizes and 30-second setup. Order retractable banner stands with free design help from 4OVER4.
What Is Barricade Tape
What is barricade tape, what it is used for, and what red barricade tape means - plus order custom-printed barricade tape from 4OVER4 in 2026.
What Is Bindery in Printing? Equipment Explained
What bindery equipment does and the binding types it produces (saddle stitch, perfect bound, coil), then order professionally bound booklets at 4OVER4.
What Is Brand Marketing and Why It Drives Demand
Brand marketing defined versus branding and marketing, when it works, and the assets that build a brand. Order business cards and folders at 4OVER4.
What Is Bulk Mailing and How Does It Work
Bulk mailing sends large volumes at discounted postage. See how it works, what qualifies, and how to print and mail postcards in bulk with 4OVER4.COM.
What is Color Management in Prepress?
What prepress color management is, the profiles and tools involved, and why it matters. Order color-critical products with free proofs at 4OVER4.
What Is Direct Mail and How to Use It
What direct mail is and how to run a campaign across the funnel, with the 4OVER4 mail products for each stage. Start your direct mail today.
What Is Duratrans and Backlit Film?
Duratrans and backlit film explained, plus mounting options like lightboxes and acrylic, then order backlit film and lightbox displays at 4OVER4.
What Is Dye Sublimation Printing? A Complete Guide
Learn how dye sublimation printing works, its pros and cons, and how it compares to screen printing, so you choose the right method for your job.
