Wayne Westerman, a professional designer who works at the GM advanced design studio in Sweden, publish this tutorial in www.designertechniques.com. He shows here step by step his rendering technique.

A small collection of tips directed to make that the exposition of a project or simple sketch has more possibilities of success. The drawing is an act of communication of ideas, and the main tool for a designer who wants to shape on paper and to transmit the ‘soul’ of his projects. 

Conceptsalad.com publish a tutorial from Miroslav Dimitrov described by himself as follow: “Here I decided to post a tutorial that might be useful for some guys. For others – might be just a reference of how another designer works. I tried to explain in 7 steps the creation of a rendering of mine I did for one presentation. Hope it is useful to you!”

The basics of a Photoshop render in ten stages.