1. Assigning emails to projects
a) Unfold 'Project' on te right side of the postThe fastest way to assign email to a project is unfolding 'Project' on the right side of an email in Inbox. Note, that this way you can only assign emails to open and active projects.
b) Assign a group of emails to a project
You can also assign more emails to a project - just mark emails with checkbox, and from the top panel select a project. In this case you can also assign emails to open and active projects.2. Displaying emails in project's card
After assigning all emails to a project, you will see them in project's card, under tasks, as Other:This way you will easily find all emails connected to a project.