well if you want to be a good blogger in steemit you can get full information and idea of how can you be? You can get its insight by udemy. Udemy has designed a course targeting the steemit. You can get the course in link below
https://www.udemy.com/the-complete-steemit-course-create-content-and-earn-rewards/
if you want the free course then i don't think you don't know where to search.......of course on torrent...enjoy guys