Google Calendar - Typed times in the event description are automatically used as the start time. Also works with a time range (e.g. 12pm to 2pm).
/ via Erik Getzel
Mac OS X Mountain Lion Spotlight - Finds Calendar & Contacts even when you type in their old names (iCal & Address Book) from previous versions of Mac OS X.
Google Calendar - If you hide several calendars in the list, options menu for the next calendar will default to hide when you expand it.
/via Marina Janeiko
Doodle - Compresses dates that you did not select times in like an accordion. Clicking on the accordion expands the entire calendar.
/via Ben
Google Calendar - When an event is continuing to the next week, they give you a little arrow.
/via Pierre Valade




