If this helps, it's designed for unstructured information storage, so fundamentally you use it as you'd use a notebook with the exception that organisation is something you can do ad-hoc. For example ...

After testing office 2003 of a while now, I finally acquired the final version. I love using OneNote, however there is something that greatly upsets me. The page set up, is set up default to 1/2 inch ...

When you have a trail of photos, messages, memories, videos, and online creations scattered across devices and platforms, it is important to document everything in one location. While there are ...