You can share a OneNote file to invite people to join your project and work collaboratively or read the file in view-only mode.

Microsoft pushed out an update for OneNote MX —the OneNote app for Windows 8—which makes the app more useful for business users. The new OneNote MX can connect to OneNote notebooks on Office 365.

OneNote notebooks and the problem with folder level syncing The fact that we need tutorials and inkshows on how to setup syncing in OneNote clearly shows the problem here.