You may need to know a little more than “three chords” to get started in your area of expertise. But maybe not. What is the base level start-up stuff for your profession? What do you need to know to get started in the subject area that you teach and/or work in?
Tweet a description of the base skills you need to get up and running in your field. Extra double super bonus points if you create a version of this punk rock start up guide for your area.