Register for a temporary New York library account (https://www.nypl.org/library-card - "Researchers Visiting the Library from Outside of New York State") and get free access to lynda.com tutorials (perfect for comparing notes with Udemy entrepreneurs). The steps are outlined in this video: https://www.youtube.com/watch?v=PG7STIDWnGo
Note: So as not to ruin it for everybody or make Microsoft bankrupt, please only create an account if you are planning to visit New York Library in the near future. Perfect for when you're busting (http://www.eurocheapo.com/blog/flushed-in-new-york-tips-for-…), or ghostbusting (https://www.youtube.com/watch?v=MYjFKsJjCP0).
Moreover, many libraries (SA, Melb, https://www.youtube.com/watch?v=lbXz3MXx2DU) and probably most universities already give free access to lynda.com.
or you could go via your local library.. Many libraries in Australia provide free access to lynda.com