Thank you for your participation in this study!

You were selected to make the purchase and receive the $15 bonus. If you purchased the product on Amazon, you can upload your receipt or invoice with this form to receive the bonus via Prolific.

Additional Information:

  • We pay the bonus only if the products selected in the study were purchased.
  • On your receipt/invoice the date of purchase and purchased items should be visible.
  • Please finish the study before initiating the bonus payout process.
  • Please exclude, hide or blur any personal details on the invoice (e.g., address, payment information, name).


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