Don't Let The Fascist Crackpots In
What do you do when a fascist crackpot shows up at your door and wants to use your meeting as a venue to promote their own dumb ideas? You're not obligated to give the wankers a forum. Take a page from Christopher Hitchens and shut 'em down.
If they want to speak, they can damn well rent their own meeting hall and invite all of their fascist freinds.
In case you were wondering, here was the incident in real life from a little while back:










