google has best thinking capacity in getting best work done for business minds, generally it is hard to collect data from all vide nations in a single go so google helping them on large scale basis by simple form filling technique and also allows content publishers to earn money for the survey answered by his visitors .
the main theme or concept behind this is
Fast. creating surveys in one go and advertiser can get all his reports by google insights or statistics in one go.as googleresponses recorded and ready made data available for advertiser to access the data.
Affordable. google charges 0 .10 US $ so no matter of budget for advertiser and pays 0.05$ to publisher for bringing customers through his content