After you have received a message sent through Workspaces, you can reply to the email (if so configured) and send files back.
Reply and Reply All buttons are displayed under the following conditions:
For anonymous recipients, if the sender has enabled replies
For authenticated recipients:
Reply All button is not displayed if sender is the only available recipient on the thread.
The alias name is displayed if any recipient is from an alias list
To reply to the email
The From, To, and Subject lines are completed for you.
Compose a Message, "drag and drop" or browse for files, then click Send Message.
If the reply is in response to a request for files, an additional field appears:
To send the request securely, select the Send message body securely check box.
Complete the email and click Send Message.