When you receive an email, if it contains an attachment you will see the icon beside the date stamp in the email list. You can access attachments on the Read Email page. They will appear as grey boxes at the top of the content view.
When you click on an attachment, the Attachment Preview Page will open. To download the attachment onto your device, press the icon.
To attach a file to an email press the icon. You can either create a new file on the fly, or upload an existing file from your device or the r drive.