Who gets to divide up material things if there is no will and one is trying to take control?

You need to talk to a probate attorney and file a probate. Property is split according to intestate succession law in your state.

What can be done about a customer calling a cashier a slut, for no reason, and the cashier was not informed by management at all

generally, not much of anything, people being rude does not generally cause actionable damages. The management not telling your wife is not...

I was fired from my job of being the director of operations for 19 years with the reason given due to budgets cuts the position

Not unless they violated an employment agreement or you were fired for a discriminatory reason. Generally, employment is at will meaning you could...

Do I have a case for age discrimination

It depends on how old you are, but generally being old school does not mean old necessarily.

How can I protect my personal belongings in a domestic relationship ?

Keep all ownership documentation for all your information.

What to do as owner?

Hire an attorney. We can not provide you with a magical solution over a question answer forum.

We told our tenant that we would sell them the property they are currently renting.

Generally, real estate deals must be evidenced in some way by a writing. You should make it clear that they can not rely on your oral agreement...

That will depend on the attorney, fees are required to be reasonable. Reasonableness depends on a lot of factors and can vary lawyer to lawyer...

Divorce attorney

Again no question here, we need an actual question to respond to. I would say yes you need a divorce attorney.

Divorce attorney

You don't have a question here. If you want to find a divorce attorney search using the find a lawyer tab.