OpinionWorld is run by Survey Sampling International (SSI), which was founded in 1977 as one of the oldest Market Research sampling companies.
From an old telephone books database compiled by the founder to managing online panels in 28 countries now, SSI has grown to cover respondents across 72 nations and are actively involved in 30 Market Research associations around the world.
Earn points to redeem gift cards or cash (PayPal).
Minimum payout: $10 (1000 points)