Personalized QR Codes
When exporting contacts from Purlem, you will find a Tracking link - QR code column in the exporting spreadsheet. Using this URL in your marketing will mimic the associated PURL, but also track that the QR code has been scanned.
If you are adding this to a printed piece, simply instruct your print provider to dynamically generate the QR code from this URL (most modern print providers have this capability).
If a contact visited from a QR Code, you will see it referenced on the result page (and by exporting results):
As well as in the contact's activity timeline: