When you composite images, retouch portraits, create exhibit displays and set up brochure graphics in Adobe Photoshop CS4, you may decide to save your work in Adobe PDF format as a production resource ...

Though Photoshop doesn't directly open InDesign project files, the two programs are closely related. Both are part of Adobe's Creative Suite 6 package, so the programs share common file formats.

Did you know that PDFs were not widely adopted in the 1990s, when the format was first created by Adobe co-founder John Edward Warnock? They were bigger than plain text documents, didn’t support ...