Basically, all the explanations given were very detailed and easy to understand. But practice is still the main key. When you go out to shoot, be it anything. Make sure you remeember or take note of the settings, eg. ISO Aperture, Shutter, even the lights. Sometime we take it for granted that the program on the computer will let us know later. But its still what you can learn and remember on the field that will make the difference.