We provide shortcode so that users can simply create a submit listing page. You can create a submit listing page simply by referring to the screenshot below.
(* If you are using "lava payment addon", you need to disable it shortly to use edit page. Since "lava payment addon" is actived, you are not able to edit. Please deactivate it shortly.)
Edit Page Link on Dashboard
On user's dashboard, there is an "Edit Button" to be redirected to let your users edit.
You should define one of your submit pages. It can be a submit form by meta or shortcode.