How to change the background picture with PS

How to change the background picture with PS

Original:

First, open a picture of the material, and then click the Filter-extract, or press the shortcut key Ctrl+alt+x Open the extraction tool, and then follow the figure in the picture to draw out the characters.

Second, press ctrl+t open the Picture Free transformation tool, adjusts the picture suitably the size, then adjusts the canvas the size, the long width by oneself to decide.

Third, press the shortcut key ctrl+m to turn on the adjustment Curve tool, lets the picture look more bright profit point.

Then open a picture that can be used as a background, then pull the background picture into the blank area, then press Ctrl+t to transform the image, pull the picture to fit the size, and then pull the background layer below the character layer.

Is it better to look after the background change?