Submission Questions

Can users submit their forms more than once? If so, what're the steps in doing so

Yes, they can simply reload the form and re-submit the form. But if what you are looking is to have someone to save and continue later the form, this is possible only on card forms.

https://www.jotform.com/help/495-Setting-up-the-Continue-Forms-Later-Feature-in-Card-Forms

It is also possible on regular forms, but it takes a little more hard work to configure it:

https://www.jotform.com/help/97-How-to-Save-Forms-and-Continue-Later

Please do get back to us  if this is not what you are looking for.