Homeless and Hobo Camps are a Feature of many parts of the USA.
Do you want to stay in one? have your stuff go missing? Your Choice..
Nominal fee, there is a Hiker Biker section of many state parks..
I toured Europe practised leave no trace camping , used Commercial Campgrounds And Hostels..
B&B, Friends of friends Met, earlier.. Improvising as I went along..
All without the current saturation of technology ..
...