Enabling/Disabling Events Being Automatically Added to Google Calendar

Overview

By default, your Google calendar is set to automatically add invitations to your calendar whether you respond and accept/reject the invitation. 

Changing your event settings

To change this setting, once logged into your Google account:

1. Click the Google apps menu in the upper right corner and select Calendar.
2. Click the gear in the upper-right and click Settings.

3. Under General in the upper-left corner, click Events Settings.
4. Under Event settings, click Automatically add invitations

5. Pick the option from the menu that best reflects the behavior that you want.