For this feature, you need the Pro version of CampaignDot.
1 – Buy and install Campaigndot Pro
2 – Go in the user’s profile page
3 – Tada! the QrCode shows on the right of the Email signature template.
4 – This Qrcode is specific for each user. If used on his business card, it will redirect to his profile page with a download button for the contact information.
5 – Just copy the Qrcode and use it on your marketing documents.