Photoshop Brushes and filters quick Spot Wallpaper

Spot Wallpaper Focus is the production of spot parts. The most common way to do this is to define some round or square translucent brushes first. After you set the brush properties, you can scribble the desired spot on the layer. Finally, the filter and so on a little fuzzy processing, and then rendering color.
Final effect

1, create a new size appropriate document, a new layer filled with dark gray, the following figure.