many of the actual companys /organizations have a "report-scams,phishing etc email.
go to actual site or search for it
you will send them a screenshot or the url of the bogus letter
its something of an ongoing thing but does help to protect youself and others to some extent.also its on record that you were"attacked"
Lack of public toilets in towns.
To think that London, or anywhere else for that matter, does not belong to any one demographic