Tutorials don't have to be expensive. In these demos that you can download instantly I'm sharing my workflow, illustration and design tips and tricks and much more. Most packages include layered PSD files, 3D files, brushes and whatever else is needed for you to get the most out of these tutorials.
It is hard to find affordable and high quality reference photos on the internet. Pulling from my photography archive from my travels around the world you'll find different packages of photos to a variety of subjects.