Photoshop Beauty Retouching

This article is perhaps quite useful:

The 15 Minute Makeover: Photoshop Beauty Retouching

First part is quite easy. The second part is a little complicated.

Whatever, the key things are:

1. When retouching, always work on 100% enlargement of the image
2. Always use different layers. I found this out already and the major advantage is that it is non destructive to the original image!