Thanks for the reminder Steph! I hadn't circled back and posted the links, here they are:
Methods of Learning Assignment: https://www.youtube.com/watch?v=Svk0RIDhsHw
Applying Audiences in Totara LMS: https://www.youtube.com/watch?v=HjGVwsCf4C8
Intro to Totara Social: https://www.youtube.com/watch?v=6WYz2g2BMPY