Imagine the ability to apply an effect to a group of layers in Photoshop, and then have the power to edit that effect later, while preserving the original layers. Adjustment Layers allow just that.
Screen blending brightens the underlying layers according to how bright the screened layer is.

See how this blending mode can streamline your creative process.

See the varieties of this unique additive blending mode.
Use this technique on you imagery to make it look like they're projecting on a janky old screen.
Instantly remove your jagged edges with a tight clean curve.
Create an illusory 3D wireframe sphere with the sphereize filter.

Translation:  Russian

Enhance your imagery by creating a froody grid with Photoshop's pattern fill feature.
Actions using the F-keys to streamline selection and guassian blur operations.
Beat up your text with quickmask mode and the Crystallize filter.
Create mad outlines around your shapes by expanding and contracting their edges.
Create rust, blood or goo dripping from cracks or text.

Translation: Spanish

This simple technique can be used for rounding hard corners on shapes and anti-aliasing jagged layers.

Translation: Spanish

Two techniques to add depth and contrast to your imagery.
Create an eye-catching starburst in seconds.