How to proceed necessary arrangement when terminating with original reseller?

[SophyChen]

- Issue description:

Workspace Starter Termination with original reseller until end of this year, we need assistance to continue use of Workspace by directly application with Google, but can't find ways to do it through out all Q&A. 

- Steps to reproduce:

1. Workspace termination with original reseller, how?
2. Transforming for existing user accounts under existing domain, how?
3. Apply directly with Google WorkSpace as soon as possible, how?