Retouch PRO

http://www.retouchpro.com/

forum:
http://www.retouchpro.com/forums
gallery:
http://www.retouchpro.com/gallery
tutorials:
http://www.retouchpro.com/tutorials

2 very usefull posts:
http://www.retouchpro.com/forums/showthread.php?t=5373
http://www.retouchpro.com/forums/showthread.php?t=3244

and out of frame tutorial:
http://www.retouchpro.com/forums/showthread.php?t=2653&goto=nextnewest