Sometimes you run into situations like the room below; green color cast from the foliage outside, severe reflections on the floor, and a poorly lit room all work together make this a very difficult shooting situation. if you don’t know what you’re doing.
In this image you’ll see the limits of what regular editing can do for a single photo, but with this special blending technique, it’s no problem at all, and notice the screen replacement to remove the strange reflections on the TV.