model: Aspire E1-571G-33114G75Mnks
Specs: Similar to this post except it has 1GB GT620M Dedicated VGA and 250GB extra of HDD memory.
http://www.ozbargain.com.au/node/101523
You pay $498 at MSY and cash back is $99 from Acer and expires on 30th June, 2013
http://ec3.acer.com.au/AcerCashBack/ACA/Projects/CashBack/Lo…
MSY sotre location: http://www.msy.com.au/locate.jsp
Not sure if you can get other stores to price beat as it's not showing on OW website.
250GB extra of memory? Did you mean hard disk space?