Only starting with the software
Im looking into client's accounts and I see "Internal" source in channels report
What would that be vs direct or organic?
Clients has a m.mysite.com mobile site ( this analytics vie is only for desktop ) If it matters.
Hope you can advise
I suggest you read more about marketing channels. a great point to start are parts l to lV here: Refresher on Adobe Analytics' Marketing Channels Reports: Part I | Adobe Blog