Generate QR codes for Emails. When someone scans your QR code they will be sent to Gmail or other Email providers to send a pre-typed message.
How to generate QR codes for Emails?
To create Email QR codes you will need a service like showrtner.com .First, create an account at showrtner, log in to your Dashboard, select QR Codes from the left menu, and then click the Create button. Choose Email under the Dynamic QR section.