Learn three different ways to save every step you take during a design process without losing the information when closing the file.

Open up the image you want to convert. I chose an image from the stock gallery at stock.xchng.
Press CTRL+A, to select the whole document
Now select the rectangular marquee tool, And press and hold the alt button, whilst creating this second, inner rectangle.

The History Brush Tool paints with a history state or snapshot. Click to enlarge In the Toolbox, select the History Brush Tool. Choose brush size and style*. In the History palette**. select a source history state or snapshot. Paint with the selected history state...

1. Select the Pen Tool option (Press the letter P on the keyboard). Hold the mouse click and the drop down option reveals five different Pen options.
2. Using Pen Tool with Paths This basically creates an Outlined Work Path, with no color fill and no layer attributes...

1. At first imagine you want to create a photo gallery for the web. You want each photo to be 300 * 225 pixel and not bigger then 15 kb. O.K. of course you will say: "Oh man, shut the fuck up! I don't need a tutorial how to modify a picture". And you're right. But now imagine you don't want to ...

1. Open your image. It seems that the film was overexposed. We have to brighten it up and adjust color.
2. Create an adjustment layer Levels.
3. First, let's fix the levels for RGB (composite) channel. On the histogram graph you notice some lack of highlights. Move "light" I...

Simple tutorial on how to use Layer Masks.

Photoshop tracks all the changes from the time you opened your image to the time you close it. This feature allows you to go back in time to any particular state* of the edited image.

The Zoom Tool magnifies / reduces the image view without changing the image data.
In the Toolbox, select the Zoom Tool. As default the tool magnifies the view, so the cursor looks like this...

Get the polygonal lasso tool from the lasso menu on the toolbar. Open up an image of a nice easy to select shape with a few straight lines such as this oriental heating duct. To use the tool just click at each corner point and drag in a new direction...