In the documentation for these preferences there are a TODO.
Can someone explain what these preferences do?
E-mail on New
E-mail on Change of Handler
E-mail on Feedback
E-mail on Resolved
E-mail on Closed
E-mail on Reopened
E-mail on Note Added
E-mail on Status Change
E-mail on Priority Change
You are able to customize which kind of e-mails do you want to get.
For all issues you entered, all you are monitoring and all you were assigned to, you will get e-mail whenever some values of the issue are changed. By disabling the appropriate checkbox, you will not be notified by e-mail.
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