How to make better reports?

Do you have some case or examples of the Jotform Automation in other clients?

Is it possible to access the JotForm Data using a API or webservice?

It is possible to have a BI (Business Inteligence) in or over the JotForm data?

It is possible to have a dashboard or graphics with the Jotform consolidated data?

Is it possible to automate the JotForm forms using calculated fields?

Is it recommended to use just one form for all my company use cases or one specific form for each use case?

What are the possible integrations between the Jotform and a WordPress website?

I'm not sure if I understood your question on automation but you can check this article in Automating-Your-Forms-with-Zapier

Can you elaborate on Jotform "Data",do you mean submission data or the form fields?

You can use zoho in getting buseniss intelligence , check out this link. https://zapier.com/apps/jotform/integrations/zoho-reports

Having a dashboard to the form? No,unfortunately that feature is  not yet available.

Can you please give us more information, on to automate the form using calculate fields?

Your form creating depends on the purpose of the form.

For the wordpress integration, you can check this guide. Adding-Forms-to-Wordpress-org-Version

Hope you find this information useful.