Learn how to retouch any image, whether it be the simplest problem or the most complex and seemingly impossible task. Understand the difference between all the retouching tools and then learn how to supplement them with other Photoshop features. See how multiple images can be combined into a seamless composite that is much more than the sum of its parts.
Learn the difference between all the retouching tools and when to use each one
See how the Clone Source panel can help with difficult retouching jobs
Rid your images of telephone poles, power lines and pedestrians, even if they overlap complex backgrounds like trees
Discover how Layer Masks, Blending Sliders and Vector Masks are best implemented
Learn how Smart Objects can allow you to make almost infinite changes to your design without having to rework your image

Website:
https://www.creativelive.com/courses/photoshop-mastery-retouching-and-collage-ben-willmore