advice about wikis, especially in the face of his university’s (inevitable) suspicion about anything that is not authorised, locked-down, served from the campus and generally (IMO) unusable for agile teaching and learning.
Google Blog about Docs "refresh" - particularly helpful is the link at the bottom for "in-product" tour (which is also linked in the pop up "New" box that comes up when you first log in to the new interface)