Hi Cindie ~
Emails from the Canvas Inbox are your best best. However, in some districts, not all families are registered as an observer.
When working from the Inbox, you can select all Observers or single Observers.
How do I send a message to all course users in the Inbox as an instructor?
How do I send a message to a user in a course in the Inbox as an instructor?
When you send a message to more than one individual, make sure to check the box for individual messages. That way, when they reply, it's private. Otherwise, any reply from any recipient acts like a reply-all.
If you're a Canvas admin or you would like to collaborate with yours, there's some code that makes it easier to add Observers from other message options in Canvas. Messaging Observers of Students in Canvas.
