- Reference, create, or edit Calendar invites right from your inbox (and more!)
- Snooze emails to move them out of your inbox until a specific time* (only available with Conversation view on)
- Be reminded to respond to or follow up on messages with Nudges
- Act on your messages (archive, delete, mark read/unread, view attachments) right from your inbox
- Reply with suggested responses from Smart Reply (as of October, 2018, you can turn this Smart Reply off in settings)
- Open and close sidebars for more room for your email
Learn more: https://support.google.com/mail/answer/7677724