Is it legal to give only black employees Martin Luther King day off?

Most certainly NOT.

Is it illegal for Avvo to selectively enforce its policy against self-promotion to suit its own self-interest?

Since it appears you are a lawyer, I am sure you know that the answer is yes.

Can an employer demote you, and also pay you less than what you were making?

Yes, for financial reasons you can be demoted, given a pay cut, or let go completely and it is all legal, assuming you are not unionized and their...

I live in MA and I own a home with my husband, I need out of the house. Will i give up my rights to the home, if I leave?

No you would not.

Can a man file a defamation of character lawsuit if a woman falsely accuses him of abusing his children and DCF says no way?

She can, if the statements were false. But your friend should also think about the emotional cost to the child of testifying against the mother as...

Can a new witness be reason enough to withdraw guilty plea?

New evidence is rarely grounds to vacate a plea. If the lawyer was ineffective at the time, however, you could attempt to get a new trial. It...

You do not need your roommates' approval for a subletter, only the landlord's.

Should I have been fired over activities I was never told were not allowed?

Terminations don't have to be "fair" or "for cause." Even if Kaplan is mistaken about your rules violation, you probably can't challenenge your...

Can I sue a yelp reviewer for libel? Or yelp for not removing the review in a timely manner or at all?

Unless a review implies knowledge of undisclosed facts, it is merely an opinion and cannot be defamatory.

Mold in our bathroom that does not have a fan or ventilation other than window that cannot be used in winter?

File a written report with Inspectional Services and then withhold rent.