associated template variable
This variable is optional for the Personal Use license and required for the Pro (commercial-use) license. Enter the email provided when registering for the Pro license.
By placing your registration email, registration type, registration license, and registration key into the vinetype.config file, you establish your website as a full-fledged "Professional" Vine Type website.
Valid email address is required and must match the email used when registering the Vine Type pro license.