This is a set of tutorials and guides I either like or have written myself. Mostly it's a compilation of awesome things I've read. Hopefully with this you wont have to root around hundreds of tutorials to find one that's decent on the topic you want!
Brushes - It's a twig with hairs
Lester Bursley's Brush Guide
Colour Theory - To blow your mind
Palettes - I have nothing witty to say about palettes. Use an ashtray.
Step Zero - Stripping Your Mini
Step One - Preparing Your Mini
Step Two - Priming Your Mini