Face it, barring a very few very ****ed-up exceptions, the only women prepared to **** a total stranger they haven't even met are the ones who are charging $$$ for the privilege.
Errm, you're right that Toothing was originally started as a hoax.
But I have to tell you, dogging is not a hoax. There may be a high male-female ratio and some dead spots, but there are carparks all around the country where couples deliberately go in order to be watched or more.