After you create a campaign, you might realize you want an easy way for people to access your campaign site after seeing a flyer. The best way to do this would be to add a QR code to your flyer. Anyone viewing your flyer would be able to scan the QR code and your site would pop up instantly.
Here's one of our favorite websites to create a QR code: https://www.the-qrcode-generator.com/
Note: You can also use this site to shorten a URL for your campaign!