Creating Folds in Photoshop
These are three seperate tutorials breaking out various methods of creating folds in photoshop.
--Creating Folds Using Lines and Gaussian Blur
--Creating Folds Using Freehand and Motion Blur
--Creating Folds Using Dodging and Burning
Making Simple Recolors
Explains a very simple method of making recolors for your textures.
Colored Pencil Tutorial
Acrylic Painting Tutorial