If you are interested in learning how to do caracatures then look no farther. Tom Richmond of MAD magazine has an excellent blog that not only teaches you about how to draw but also gives you inside tips on the cartooning industry in general.
Definitely a site you should visit regularly.
Here are some of his tutorials:
Tom [...]
Here are some videos showing car sketching in photoshop. Though there is no commentary it is helpful to see how selections are made and how to get accurate gradients etc.
Drawing a car – VECTOR ILLUSTRATOR
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How To Draw Cars like a Pro, by Thom Taylor is a great book on drawing any reflective hard objects. Handling perspective, reflections and techniques it truly is a must have for anyone trying to draw cars well.
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