This feature lets you share Gmail drafts with your team-mates who are also using Hiver.
To use this, click on the button shown below while composing an email:
You’ll be able to save this as a shared draft in the dialog that opens. The draft is automatically shared with users who the email thread is shared with through shared labels, or through a shared mailbox.
Please note that the shared drafts feature is only available under the Plus plan.