Sign up here to have your email address added to the Canvas Status Updates notification list. If you do, we'll send you updates by email whenever Canvas misbehaves. This is our main channel of communication in this kind of situation. We also post updates to our Twitter account (@canvassupport), on Facebook, and on our Canvas Status Update page in our forums (http://help.instructure.com/entries/21670287-canvas-status-updates).
* indicates required