Unless you're trying to make a movie on the sly, there's no way to get around this. If you want to use public spaces, film on the streets, have the cooperation of the police, you have to have a permit.
“I was a beach boy, and I believe I learned my songs from the birds of the Brazilian forest.”
“I took Laura on a trip once where we followed the Immigrant Trail for about six hundred miles. She really learned a lesson. People forget too often how it was back then.”