This video discussed photo jpg files and saving edited files to Elements psd format along with saving back to jpg format to upload files to print on demand services.
DIY Inkjet Printing on Fabric with Photoshop Elements
Learn how easy it is to use Photoshop Elements as a quilt design tool and print your own fabric at home or online. No experience with the software is required. Written step-by-step instructions are provided for most videos along with photo files to use with the exercises.
Don't own Photoshop Elements? Adobe.com offers a 30 day free trial so you can "try before you buy". (see FAQ section below)