Adding email as note
You can add the email you want as a note to the task you selected.
To do this you should take the following steps:
Open an Issue to which you want to add an email.
Drag the mail which you want add to the issue from the mailbox folder and drop it on the 'Drop here' label.
Text of email is available to editing at the 'Note' tab.
To save an added note in a task, click the 'Save' button.