Because the LGBT Mafia seeks these confrontations because the governmental bureaus are filled with their 'friends' and thus it is a slam-dunk with a reward to the plaintiffs at the end. Either they get a monetary reward if the defending business remains solvent OR they drive it out of business with the maximum publicity.
A key aspect of the 'Gay Community' is their innate financial strength. Regardless of the occasional news story, the majority of them have no children and the subsequent expenses. The reduced expenses and time constraints gives them the scope to bring legal actions like this.
The article link below may show us a way to start to counter act the LBGTQ scourge on the World.