1. Calendar Shortcuts.
Click C to create a new event!
Find more shortcuts at https://support.google.com/calendar/answer/37034?hl=en
2.. Find other people's calendars or other calendars.

3. Add an event to your calendar from your email.


Archiving emails removes it from your inbox, but keeps it in Gmail with out putting it under a label. You can see archived email by clicking All Mail.