One thing I've been using lately, but never bothered with before, is the Custom Shooting Modes on the 5DIIIs and the 7DII. As Canon describes it:
You can register current camera settings, such as the shooting mode, menu functions, and Custom Function settings, as Custom shooting modes under the Mode Dial's C1So, for instance, I can go from settings where I'm bracketing exposures at high speed continuous drive with averaging metering to single exposures at silent shooting with center weighted averaging metering just my moving the mode dial. I should have started using this feature long ago.
, C2 , and C3 positions.
Here are some results, all 5 file HDR composites.