Email notifications are sent for updates on Issues, User Stories, and Tasks. Main Scenarios covered in these settings are:

• When an issue/user story/task assigned to me
• A comment is a placed on an item, I am responsible for
• An issue is updated
• An issue is deleted
• New comment added to an item that I am following
• New tag added to an item that I am following

You can change your email notification settings, anytime.

• Click on main Navigation menu, profile icon located on the right most side of the menu.
• Select Email Settings from drop down
• Go to your profile setting and click on second tab “Notifications” > Email Settings. Here you can select your desired notification settings by just marking down checkboxes.