newcastleb:They can be quite lucrative, but you need to be very careful to read the fine print, AND take screenshots of every step along the way.
They've* put a stop to taking screenshots on some of the ads/surveys now:
![](http://oi67.tinypic.com/nlpjrc.jpg)
(Click image for larger version)
I attempted taking a screenshot of the above prior to clicking 'agree/disagree' and the page refreshed with a message saying something like "We've detected that you took a screenshot...GTF!"
Pathetic.
* Nothing to do with wgt themselves though, absolutely not, no siree.