What I learned from architectural drafting is that everything has to have a plan to work. You just can't wing it. I can't get all the materials I need for a house and just start building. Whether it's a career, family, life - you have to plan it out.
Make sure you regularly check Corrimal High Careers newsletters under 'For Students/Students secure area/Newsletter'. They include up-to-date information for Senior students.
There are also NSW careers newsletter under 'Important information/careers newsletters'