Lenovo Ideapad 100s $296 Good Guys 14" Intel Celeron 4GB RAM 32GB eMMC
Lenovo Ideapad 100s 14" Intel Celeron 32GB 4GB Silver Notebook for $296 at The Good Guys. Their normal price is stated as $449; sale price ends Sunday 28 August 2016. Officeworks has this model for $388 and will price match for 5% less (Officeworks link: http://www.officeworks.com.au/shop/officeworks/p/lenovo-idea...).
Also, according to this very useful blog link, you can add an M.2 SSD to this to add a fast 120GB or 240GB drive: https://www.igorkromin.net/index.php/2016/06/18/easily-incre... (credit to Igor Kromin for this).