High End Retouching Workshop
Learn the art of non-destructive retouching. There are numerous plug-ins and tools out there you can purchase that promise all kinds of things but I have yet to see one that delivers natural looking skin. Results are usually way over done and skin looks more like plastic than flesh.
How much retouching a photographer does is completely up to them. My own personal workflow involves minimal retouching - but when I do choose to remove things like pimples or other non-permanent blemishes, I use the method I learnt myself from one of the finest retouchers around. This method, or adaptations of it, is core to the workflows of major retouching houses around the world.
Let me take you through my workflow of retouching, which leaves skin texture in tact and will not result in android skin!