By clicking on the New E-mail button, the recipient/recipients and confidential recipients are added from the left section after the mail title, text and, if desired, adding a file. Sending from the upper band, saving as a template, adding or canceling the saved templates.
By clicking the arrows (reload/reload) next to the setting icon in the upper right, the e-mails are retrieved.
You can filter your mails according to the options offered by clicking the filter icon.