We're in the process of putting out a series of short videos on V6. They are listed below and we'll add to the list as we produce more.
SV6 first login - https://youtu.be/SlQMS6zr8Nc
SV6 Provisioning - https://youtu.be/i7gMyaUhaYw
SV6 Responsive Design principles - https://youtu.be/-PreASmdej4