How mail server extract data from interactive form?
Let say i have a scenario that an agent log in to the portal and download an offline interactive form, meet up with his client and fill up the data in the form. Back to the office he will email the attached offline interactive form to a mail server. This server suppose to detect the form and extract the data from the form and update the data into the backend system.
The question is how this mail server work in oder to detect and extract the data out? What kind of technology is used over here? Any material / resource?