Going on to Year 11 and Year 12 then on to university is definitely not for everyone. Have you considered TAFE as an option? Why not check out some TAFE courses and career paths on this site:
Fee-help
Looking at undertaking a tertiary vocational education training course at TAFE or with a private provider but don't think you will be able to afford it? Did you know that just like you can apply to receive HECS if you are going to a university, that the Australian Government also funds students undertaking vocational training through a program called Fee-help. Find out more at the Department's VET students page.
Sydney Institute of TAFE
Looking for a career in the following areas Animation, Graphic Design, Digital Media, Interior Design, Events Design and Illustration, Jewellery and Trade or Product Design and Innovation then Sydney Institute of TAFE may be just what you are looking for. They are holding an open day at their Design Centre in Enmore on date to be advised or visit the Design Centre Enmore website.
If you are looking for a career outside of Sydney, please see below the following TAFE state-wise: