How do we do an auto fill for basic information

Hi,

It is indeed possible to fill fields based on the entries in other fields using the "Update a form field value" condition:

http://www.jotform.com/help/286-How-to-Populate-Field-with-a-Value-from-another-Field

Here is a quick test form to show you how it works:

http://form.jotformpro.com/form/41964168571968?

If you have any further questions or need any help setting this up in your own form, let us know and we will be happy to assist you.