The video explains how to change the background color of objects using Photoshop in a simple manner. This way is better quick mask mode, because this way is more efficient and more advanced. First you click control G, Image control color and then you take the Image samples. The tutorial shows how the oranges are changed from their original color into a reddish color. Then it shows you how it adjusts the shadows of the oranges and the color of the leafs. The video is quick and it explains fully even though is so short. It well uses the time and is very helpful.