Instead of "From 9 to 5 from Mon to Fri", be able to say "From 9 to 5 from Mon to Fri, except on Dec 25, Jan 1, etc". This allows to take plan for holidays, teammate PTOs, company events, etc.
Add "source inbox" to the event payloads for Move events
As a developer I sometimes need to see the source inbox of a move (i.e. see which inbox a conversation was moved from in addition to the inbox it was moved to.