As noted before, this will probably present a far larger barrier to most people than a small fee. You can already host an event like this in any given public park with no permit necessary. However, most people have a spare $5 but are highly reluctant to embarrass themselves in the town square - so charging a fee for privacy is more inclusive.
As noted before, this will probably present a far larger barrier to most people than a small fee. You can already host an event like this in any given public park with no permit necessary. However, most people have a spare $5 but are highly reluctant to embarrass themselves in the town square - so charging a fee for privacy is more inclusive.