When editing a portrait I've taken, I often find myself questioning "how much" retouching should I do?
One rule of thumb I've learned is, enhance but don't change the appearance - in other words, other people shouldn't look at the retouched photo and say, "that's not what they look like!"
I recently found a good blog post on retouching.
"...Customers need to trust that their portraits will make them look amazing, while still retaining their likeness..."
I pass it along to you, click here.