Add the fields you would like to be displayed in the subject line of the email. To add fields place your cursor where you wish to add the field (in the subject box). Then click on the field under the Tokens are (see #5). Once selected it will be added to the subject line.
Add the fields you would like to be displayed on the email template. To add fields place your cursor where you wish to add the field ( in the editor box). Then click on the field under the "Fields" (see #5). Once selected it will be added to the editor grid.
To automatically include attachments in the notification template, click on the items you wish to display (record link, default report, attachments etc.) by clicking the checkboxes located to the left of the attachment type name.