The Tilt Shift Back Story
Color isolation was one of the first effects I learned how to do over 10 years ago. It is still a dramatic effect and you can use it with nearly every style. This tutorial has a ton of essential principles you need to know to become a master at Photoshop. Such as working with layer masks and refining their boundaries. Applying fills and selecting with the lasso tool. And many other essential Photoshop skills you will need to become a master.