Yes! You can use the Broadcasting feature to send messages using either text or email.
Under your Messaging menu, navigate to Outbox -> Broadcasts and click Create New Broadcast.
Select Email to send an email broadcast.
Craft your email and send it out! See this step by step guide for more detailed instructions for sending emails.
Important: Unlike responses to the text messages you send, any email replies will be sent directly to the "Reply To Email Address" and will not show up in Messages in Gloo.