Canon has just published a new version of the Professional Series White Paper. I find these very informative when learning to use the 1 series cameras. They are very detailed and help you understand how to get the most out of the camera.
With all of the fancy gadgets and things people get today, there is no doubt having wires running all over the place can get bothersome. Here are 4 places to get switched 12V power in your 3 series.
Didnt quite have your settings right when you took the shot? Wish you had a little more background blur? Check our this guide on creating depth of field in post processing.