The surveys from site free-choice.com.au may appear in PCs located in Australia, as well as in other close countries. If you see many pop-up windows in your computer that appear on a frequent basis this means that your PC is infected with adware. This particular adware is what causes these multiple pop-up windows to annoy you greatly. Not only are they annoying but also very dangerous. Participation in these so-called surveys and disclosure of personal information by you in them may in turn give a chance to hackers and cyber frauds to use your personal data for all kinds of…