Gold Tone

There is no color such as Gold, but it can be created in Photoshop. It can be used to create gold tones in photoshop. The gold can be used to give a golden shade to photos.

This is a free stock image.

The same image with a gold tone.

The tutorial is here

Darkening background

Dark backgrounds help to focus on the subject. But when shooting this may not be possible sometimes. You can darken the background in Photoshop. It works on any version.

This is a free stock image. Note the background.

The same image with the background darkened.

The tutorial is here