Photoshop Introduction

Adobe Photoshop
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Professionals like  use photoshop

Common Tools

Crop tool-Used to cut off part of a photo
Lasso tool-Used to select a section in a photo
Text tool-Allows you to add words
To undo a mistake, press the Command-Z button
To undo more than one mistake, open the History Palette by going to History in the top of the screen

You rotate an image by selecting Image, Image Rotation.
You can change the initial cropping box you made by clicking the cancel icon.
When you crop, you are telling Photoshop which dimensions should appear after you crop.

The correct resolution for newspapers and newsletters is 150-200 ppi
The correct resolution for magazines is 250 ppi