There is no federal law that bans discrimination based on sexual orientation or gender identity in public accommodations, like restaurants, theaters and other businesses. However, state and local laws where you live may ban this kind of discrimination.

Source: https://www.aclu.org/know-your-rights/lgbtq-rights

What? They can totally do those things. They are private businesses who can reject whomever they want. Protected classes are only protected for things like housing, employment, and public things (school/utilities/etc.)

Birch Beer. Not all the time but when I crave it, it hits the spot.