Learning Color Grading Techniques
Photoshop tutorials abound on the internet and some of the techniques applied to grading still photography can be easily utilised in a film grading suite. Sites like psd.tutsplus.com, photoshoptutorials.ws and photoshopcafe.com often have vast collections of tutorials gathered from around the net.
Six Revisions also has a handy collection of photoshop grading techniques such as cross processing, lomo, soft focus, vintage looks and split toning black and white to name a few.