3 Simple example This is pretty straight-forward. 05/12/2011 19:43 06/13/2011 6:32pm 07/23/2011 10:32am 07/22/2011 12:13 8/1/2011 00:00 9/1/2011 00:00 11/18/2011 06:00 10/30/2011 19:43 12/31/2011 23:59 America/Chicago 11/25/2011 9:01 RRULE:FREQ=WEEKLY;INTERVAL=2;UNTIL=20120512T040000Z;WKST=MO EXDATE:20111223 8 Example with multi-value fields This is not as straight-forward. 06/21/2012 15:32 12/02/2012 11:08 02/03/2004 1:15am 03/04/2005 10:11pm 09/01/2014 5:21pm 12/23/2015 00:01 07/22/2011 12:13 8/1/2011 00:00 9/1/2011 00:00 11/18/2011 06:00 10/30/2011 19:43 12/31/2011 23:59 America/Chicago 11/25/2011 9:01 RRULE:FREQ=WEEKLY;INTERVAL=2;UNTIL=20120512T040000Z;WKST=MO EXDATE:20111223