How toVectortuts- Create an Editorial Illustration from Sketch to Vector

Vectortuts has a very good tutorial on their site that may be very helpful for everyone. The above image is the final product from the tutorial, but you can read and see the step by step for the tips and tools used by Rafahu Aguilar.

Read this tutorial here

Cool Tron & Tron Legacy Posters by Martin Ansin

Martin Ansin has some really great work and I think you should take a look at his portfolio for more inspiration.  View his site at http://martinansin.com/

Click the photos to enlarge.