There are five basic steps to be taken to build a good WBS structure.
First, start from the top of the building, then work down to the most detailed tasks. Structure is conventionally built from the top (major) to the bottom (minor). Elements (tasks) are quite similar to those used in Microsoft Word. This approach is commonly known as top–bottom access in scientific literature.
Typically, peak elements are precisely those elements that appear in the vision scope or charter documents of the project. Time and time again, you should ensure that management understands what you build in the project plan (using the WBS structure), because we repeat their objectives that are defined in these documents. Of course, assume ...