Past the third round of an email-thread, a five-minute call ends what emails will not.
There is a point in every email exchange where the format stops helping. Usually it is past the third reply, when both sides are clarifying rather than deciding, and each message is getting
Emails in your Inbox are inefficient. So, you archive old Emails. But once you've archived everything, you need to learn to query well.
Most people browse folders. It is slow, and it only works if you filed the thing where you now think you filed it.
Search instead,