Download this Photoshop action that converts a grayscale image into evenly sized dots while preserving high-contrast details.

This free script generates a printable PDF for a stapled or sewn book. InDesign's built-in "Print Booklet" tool requires workarounds to create a PDF and can be quite fiddly to use.

Remove ugly halos caused by heavy sharpening in photos taken with iPhones and other cameraphones. The result looks much better with large crops and prints.

Keeping CMYK graphics vibrant when adding texture in Photoshop requires a few tricks. Blend modes in CMYK can act in surprising ways.