This is a really simple tutorial, but the results are nice nontheless, so if you need a simply way to give your pictures a more cartoonish look, try this Soft-Edged Cel-Shading tutorial from biorust:
» Soft-Edged Cel-Shading Photoshop Tips, Tutorials, News and Art
This is a gooood link. Not much to say here; it’s a Adobe document describing how to improve Photoshop’s performance under Mac OS X (there’s a Windows version too :) ).
http://www.adobe.com/support/techdocs/317280.html
I just found out that Adobe offers a monthly design magazine called PROXY. It’s a really interesting read and, although I hardly do any print work anymore, enjoyed reading it because it had a lot of in-depth information, and covered a broad range of topics. You can register and or download the latest issues here:
www.adobeproxy.com
Sharpening photos is a science of it’s own. Literally. While you might have good results using the standard Photoshop filters it’s always neat to know how to really improve the sharpening process and which tools to use.
Creativepro has this neat sharpening tutorial, which is a great read covering many aspects from the topic
Brushes, Shapes, Gradiens, Styles, Plugins, Textures, Displacement Maps, Frames, Patterns, PSD Files. Freephotoshop.com is worth a quick visit, if only to fill any blank space in your library. Or just add it to your ressource link bookmarks folder.