QR Codes are located in two primary locations:
On the Noisy Waters Mural Festival website - under events, auction. You'll need to set up your GiveButter profile/account to donate or start bidding.
On the frame of each painting the artist are actively working on during the event. Once you scan this QR code, you'll be directed the auction to that specific item for bidding. You'll need to set up your GiveButter profile/account to donate or start bidding.