How do I purchase and set up an account.

How do I purchase and set up an account. I also want to create my own forms.

Hi, thank you for contacting JotForm support.

You can use this link to sign up for an account: https://www.jotform.com/signup/

And please refer to this guide on how to upgrade your account.
Guide: how-to-upgrade-my-account

I also want to create my own forms.

This guide should guide you on building your first JotForm form.
Guide: how-to-create-your-first-form-with-jotform-mobile-forms

I hope this helps. Let us know if you have further questions.