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[1.564]

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[19]

I don't see why not, depends on how they survey points are released. they generally take time to release to prevent this

[2]

Should work, but sometimes the survey sites put a cooldown on the reward to prevent that.

[2.410]

You'll never gonna know unless you try. 

[60]

First get an idea of how reliable the survey site is. People who have worked before can give reviews about the site. I have also earned by working on survey sites. However, I never deposited money or made any purchases. thank you