A few weeks ago I posted a breakdown of SharePoint vs OneDrive vs Teams.

It blew up.

And the number one comment I kept getting?

"Do you have a blog post for this?"

So I wrote one. A full guide covering:

➡️ The "Me, We, Us" rule for deciding where any file belongs
➡️ Why it's ALL SharePoint under the hood (yes, even OneDrive)
➡️ The 3 mistakes that wreck your Copilot results
➡️ How private channels secretly create extra SharePoint sites
➡️ A 30-day implementation plan you can start Monday

Here's the part most people miss:

In 2026, messy file organization isn't just annoying.