The multi-signing doc should talk more about the high-level concepts around multi-signing:
Signer weights and quorum and how they relate
High-level overview of how to use multi-signing, noting important stuff like how multi-signing adds a new way of authorizing transactions so if you want to be exclusively multi-signing you have to disable the ways of signing
Maybe some more detailed descriptions of how you might accomplish some of the use cases described in the intro bullets
The multi-signing doc should talk more about the high-level concepts around multi-signing: