This will always avoid any accusations of unfair treatment. 

Somebody wanting to sue for you backing out of a bad deal or accusing you of selling them a property with defects like unknown termite damage).

In the future, he said, individuals accused of unlicensed activity may receive a “Notice to Appear” that requires an appearance in criminal court.

If they are rude, accuse you of not caring, etc., take the high road. 

Perhaps include a section on drugs and how they affect a lease.You then aren't accusing her of anything, haven't singled her out, and hopefully she will read between the lines and understand that you "know" what's going on.

This also allows a lot more hands off moderating if someone is mad that someone else is getting votes in a specific forum (even if they've been been up to the very thing they're accusing other people of for 6 months) the mods need not intervene because the system is backed by a commodity of time and the impartial element of time will correct it.

One of them literally accusing us of faking our tax return (we’re self employed making 300k/yr, but I didn’t qualify for a mortgage until recently because my business was new).

This way there is a documented criteria which would prevent the accusation of discrimination for denying a potential tenant's application for not meeting my criteria.

Good thing nobody jumped the gun and started making assumptions and throwing around accusations without knowing some facts first.   

Wholesalers need to be in the middle of the deal to avoid being accused of unlicensed brokering.