Configurable settings for automatic updates of calendar items

Techniques of configuring settings for automatic update of calendar items in an electronic calendar systems are disclosed herein. In one embodiment, a server can receive and store update configuration records indicating that a change to a start date, start time, an end date, an end time, or location of a meeting would render a meeting update actionable. Upon receiving an incoming meeting update, the server can determine whether the incoming meeting update contains a change to one of a start date, start time, an end date, an end time or location. If true, the server can automatically modify, without any input from the recipient, a scheduled meeting appointment in the calendar folder of the recipient according to the received incoming meeting update.