The concept of data mining and profiting off that data mining isn't anything new. And while some companies engage in some rather disreputable practices to do this, Global Test Market seems to be doing just fine with the whole “consent to disclose” thing. More importantly, in some cases this may help you as some companies will offer to do more specialized product testing once they've identified you as their target demographic.
The surveys are based in target demographics. You DO get kicked out of slit of them. If you are 25-40 with a kid in a house and white you will find more of them want your opinion more than the next person. This is the target group. So people who make real money at this fall into that group naturally and do not know why the rest if us can’t make money doing this.
A popular and free survey site, Toluna boats more than nine million users across the globe and is well known in the industry, having been running for 17 years. Offering questionnaires for you to fill in to provide leading companies with your opinions, Toluna also runs a range of internal games and schemes, as well as offering product testing to some lucky users who can bag free products.