Basically prevents you from discriminating against certain classes of individuals. i.e. race, religion, familial status, etc.Know Your Lease:  I would recommend you buy a state specific lease, they're online for $20-30. 

Race, religion, Family status, religion etc. https://www.nolo.com/legal-encyclopedia/free-books/renters-rights-book/chapter5-2.html

The topics I stay away from are religion, gender identification issues, politics and a few more things.

Discrimination only protects sex, sexuality, race, religion, income, age, national origin, marital status, disability. 

I guess I am old school.. never talk politics religion or money .. unless specifically asked and then very generally..

She is a intercultural studies/religion major; so, the fact that she's making $50k three years out of college is pretty good, I think.

So, IMO, BP is being fair and trying to keep posts that may be offensive to people based on race, religion, color, etc off the site.

Your competition is "lack of religion".

Familial status is a protected class according to that law, along with national origin, race, religion, disability, sex or handicap.

It reminds me when I was a kid, I grew up in a non religious family, and everywhere I go, people ask me what my religion is.