Hi,
in my site I have many registration form types.
I want to track the field names which users left the registration form without completing it. I also want to save my server calls.
I used tab blur solution where form field values get stored in cookies and sent to analytics when user click on any other page of the site.
However I am not able to capture the data if user has left the page by closing it completely and dint return.
How should i make i tracking solution for this scenario?