I can't offer you any real advice other than with security. Use common sense, it will get you further than you might ever believe.
RV Parks, use the Good Sam online site for park information and planning your routes.
Living as a full timer, what will depend a lot on your personal living habits. More of a learning curve kind of thing, but I think you will do just fine.
Best of Wishes as you take on your new lifestyle.
As for others not fully understanding...Well that's kind of like the old Jeep saying "If you have to ask, you wouldn't understand".
But, also keep in mind that your kids only have your best interest in mind.
