I am sure he is very angry about this but I am just too stressed to muscle my way in the house.  

A Homestead is only applicable to your personal residence, but it can be moved by rescinding the existing and declaring another.

Declaration of Covenants, Conditions and Restrictions (CC&R’s) aka Declarations, or Master Deed.Signed Bylaws for HOAArticles of Incorporation for HOAManagement Agreement (unless self managed)HOA BudgetCurrent Financial Statements (Income Statement & Balance Sheet)Minutes of last 2 HOA MeetingsRecorded Amendments for annexationPlat Map and/or Air Lot Survey Condominium PlansThe process is about 90 days but I think they have a rush fee for about $1000.  

The ability to shut down an HOA is going to vary from state-to-state, and based on the terms of the HOA's CC&Rs (aka declaration or covenants).

Texas has a very large protection statute for your home, which would essentially shield your investment; in other words, if this person did sue you, and got a large judgement which you could not reasonably pay, you would declare bankruptcy and wipe the debt.Of course, if you truly believe a lawsuit is imminent and will be pursued, you should absolutely consult an attorney. 

2) If not, when was the suit filed/judgment entered in relation to when the son had title/deeded it back over, and did he have a homestead declared on either of them?  

I have found that it is liability coverage and declared value of the building.

I found an attorney who would file for me at a reasonable cost and now I have a judgement from a superior court judge declaring me the owner against all claims.  

This means you have to declare on your "Bandit Signs" the name of the Brokerage and your name.Any house you put under contract you have to tell the seller your an RE Agent.Any potential buyers you have to tell you're an RE Agent.

I don't think that is true. https://www.tsp.gov/PlanParticipation/LoansAndWithdrawals/loans/taxableDistributions.htmlWhen are Taxable Distributions Declared?