If you could do videos on some common job Ques/Answers, that would be the best. Especially how to answers some tricky questions and how to answer in a way that would get the job done.
Some of us are very good at manual and automation testing, but cannot express that in our interviews. The Hiring Manager wants to hear certain keeywords and really doesn't care if you can do testing or not, he wants to hear some fancy wording.