Thanks to Dealdude in the post: Say Goodnight Post! for mentioning the news story about fake Qantas Holidays, almost gave my details out on facebook page!
News.com.au report on fake holiday offers, seems someone's also set up facebook pages to do something similar, guess it's how they get hold of your number:
Qantas and Virgin Australia caught up in $999 holiday credit scam | News.com.au
FAKE QANTAS page on Facebook:
Real Qantas page: