AidaP
Section 28 wasn't about banning anyone from anywhere, it was about teaching homosexuality in schools.
The EHRC didn't change anything, they clarified that single unit toilets could be provided in work.
The Goodwin case about privacy is not an absolute right if interferes with other laws, which of course it does. (Plus no one would mistake Goodwin for a woman anyway.)
And the right to privacy cannot mean that you change the meaning of sex in the equality act, don't be so silly
If a service provider believes you are male they can deny you access, on that basis alone, and if you refuse to comply, they can call security.
Of course, if you then harass staff, you will be arrested by the police.
And lifting up your skirt to expose your genitals is indecent exposure. Please don't do that if you want to stay out of jail.
As for going stealth, as necessary says, Since there are loads, perhaps they could go on TV. Put their case across visually.
Or if not loads, maybe just a handful.
Or one.