It's nice that the airport provides secure parking for their rigs. Non-employees can't enter the area, so if there's any theft or damage, it was another employee. And they probably have security cameras.
One thing these people show is that highly-dependent people are not going to be van dwellers. While you don't need to be a recluse, you have to have a good dose of self-sufficiency, without having to be entertained and coddled by other people.