What if the form was completely generic? What if the only thing we needed was to provide the script with the name of the Data Extension and it would do all the rest?
This article explains how to create a custom double opt-in with AMPscript in Salesforce Marketing Cloud, without using lists.
When a customer arrives on a Cloud page, having a pre-filled form with the information we know about the customer is crucial to a good user experience. Salesforce Marketing Cloud allows us to pre-populate forms with relative ease using only few lines of AMPscript.