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Mask Brighness and Contrast Professional way
Learn how you can change brightness and contrast of only your face, without effecting every thing else, this will help you making your own face brighter or any part of picture brighter, this can also help you where you want to show your one product good and one product bad in quality.
Clone Tool, Remove Black Spots from Face
Learn how you can remove black spots from your face, you can also use patch tool or spot healer tool but this way is also very effective.
Change Eye Color - Eye Ball Color
This way you can change eye color or you can also change your eye if you want to. Make sure you use the right tool when you are working with pen tool, you should chose Paths from property inspector bar.