*I use all these tricks except for HIGH PASS - that one's new to me - but if you want a tutorial on retouching a photo in Photoshop, here it is :) Photo Editing Walkthrough by `Doubtful-Della on deviantART
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From Kimberly Kyle Photography: Christmas tree picture tutorial - Turn off all the lights, put ISO up high (mine was low aperture (mine was and my shutter speed was to avoid camera shake. *the higher the ISO the grainier the picture