5. Lighting
Not just for wedding event, for other events also lighting is vital. Take some time to read and train on the techniques so that you are familiar on what to do on that event. Familiarizing with lighting effect makes you not stopping too long during the event finding the right setting to capture the moment - you need to understand with your set up of your DSLR at the back of your hand.
Not only will the subject’s grow impatient but you could find yourself missing those all important ‘moments’ because you were too busy fiddling around in the settings menu.
Read more: http://www.digital-photography-school.com/wedding-photography-101-2#ixzz1N39GtJqE