Explain Jotform services and its usage?

I would like to know what all is this website for?  What does it do?  What do I need to do to make it work best?

JotForm is a powerful online application that allows anyone to quickly create custom online forms. Its intuitive drag-and-drop user interface makes form building incredibly simple and doesn’t require you to write a single line of code. Using JotForm, you can create and publish forms, integrate them into your site, and receive responses by email.

There are several other features available for you to use with the forms, such as integration your forms with CRM, Accounting tools, collecting payments, maintaining email campaigning, etc. The doesn't stop here, you can refer to our FAQ page.

If you are looking to create great online/PDF forms you can start here. You will be up and running in no time.