Although I am not totally clear about all the facts, timing and terms of your lease, I believe that the landlord's remedy is now against the new...

Your question does not make sense. Under a will, an executor is chosen who has a fiduciary obligation to the beneficiaries. More info is needed...

Bill of particulars in breach of contract law suit

You plead quantum meruit and unjut enrichment, so the equitable causes of action are subject to a bill of particulars.

Can you tell me what law was broken below? (reposted and clarified)

I would suggest interference with contracts and prospective business relations, but I would have to know all the facts of this case to be sure.

How can remove a pending lien recorred on my property on 2002

It is unclear what type of lien this is. You should hire a lawyer to resolve this matter.

I've been on a month to month lease for 15 + years renting a house from my father

Yes, you have at least 60-days if you lived there over 1 year. If you are a beneficiary of his will/trust, you have a right to see it. You should...

The lis pendens should be removed only after the entire matter is properly settled.

You should be OK if either landlord signs their name on the letter. I don't feel there will be trouble if only one landlord signs.

Landlord gave me a three (3) day notice to perform covenant or quit

You should be able to get your security deposit. Not sure about the rent, as that depends on the nature of the 3-days notice.

What is the landlords responsibility with flooding as far as cost and my business being down to flooding and mold?

It is best if you pick your own mold testing company and pay for it. If the tests come back with mold issues, you may have some remedies against...