Read what Hhampuz wrote,
No Proof of Authentication is needed for the campaign!
No POA is needed for this campaign.
Exactly. All they saw was Amount of prize, Google Form, Google Sheet.
100% only seeing the total reward
90% seeing reward+duration
75% seeing reward+duration+google sheet
50% seeing reward+duration+google sheet+google form+ requirement
and only 25% who's read all information properly
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What's this? you don't even need to submit report dude!