Google Calendar now offers the ability to color code events in a single calendar. More information: http://gmailblog.blogspot.com/2011/05/color-code-your-google-calendar-events.html
Pivot Tables are now available within Google Spreadsheets. This important feature has been frequently requested by LBL users. More information: http://googleenterprise.blogspot.com/2011/05/pivot-tables-now-in-google-spreadsheets.html