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 the ability to turn on/off the new(ish) feature that automatically shares a draft with all participants. That way a user can decide if they want to have control over when a draft is ready to be shared.
It would be great if a teammate could assign a Due Date for when a reply needs to go out for a specific conversation. We could tie in the Due Date with existing SLA rules, or issues notifications if the Due Date passes without a response from the ...