Buy an iPhone
People are always upgrading their phones in Australia or they have to use a particular mobile phone for work. You can buy their cheap used iPhones here.
Apple iPhone 3G White (16 GB) UNLOCKED
AU $490.01 (10 Bids) End Date: Wednesday Mar-10-2010 17:59:09 PSTBid now | Add to watch list
White iPhone 3GS 16 GB Brand [...]