This document provides an introduction and tutorial for using Adobe Photoshop CS5. It begins with an overview of getting started in Photoshop and setting up documents. It then describes the main components of the Photoshop interface like the menu bar, toolbar, image window, and palettes. The document explains the functions of commonly used palettes like Colors, Layers, and Adjustments. It also provides details on the various tools in the Photoshop toolbox for selection, alteration, drawing, and assistance. Basic image editing techniques like cropping, resizing, and correcting are covered.