There are already quite a few articles with software tips on the blog, so let me highlight them here for you. There are tips for Photoshop, Lightroom, Ptgui, Color efex pro and of course Oloneo Photoengine. Of course there are also tutorials available, but this are just the tips & tricks :)
Photoshop tips
Lightroom tips part 1 / part 2
Photoengine tips
PTgui tips
Color Efex Pro tips
