The document provides step-by-step instructions for using the SimpleWBS Pro app. It introduces the app creator, Yoshimura Takashi, and his role at a Japanese electronics company. It then outlines two main steps: making a new project by touching the plus button and listing tasks by touching the plus button to create child tasks and using buttons to save, edit, and reload the work breakdown structure. Links to the SimpleWBS and SimpleWBS Pro apps in the iTunes store are provided at the end.