Opinion Bureau is a good survey site where you can earn up to $10 for each survey, although most surveys pay around $2-$5.
Opinion Bureau also have a good referral program, where you can earn $US2.00 for each verified referral, for them to be verified they must complete a survey then you will be credit with $US2.00.
Surveys are mostly IT related so if you are involved in the IT industry its a good survey site to join.
Opinion Bureau are looking for people in Australia, Canada, UK and US, people from these countries will get the most survey opportunities.
Reward Options: PayPal, Amazon, Flipkart
Minimum Cash Out: $10
Bonuses: $5 Joining Bonus