Here is a very simple yet informative article about flash diffuser and how to use it by the Adorama Learning Center. It even has a sample video tutorial to learn some tips on how to use a flash diffuser. Enjoy! Click here .
In this video, Peter takes submitted raw pictures from people around the globe and take us through his editing style. This video will definitely inspire you to dig into some advance editing in photography. About 27min long but well worth it if you want to learn a little on photo editing. Enjoy!