If a Judgment was satisfied by other parties, can they still come after me for the entire amount?

If the judgment was paid (which is what I assume you are saying) then no.

Is there a statute of limitations for service after a Lis pendens and summons with notice is filed?

I don't think you could move to dismiss the underlying suit based on lack of service of the lis pendens filing, but anyway, I'm surprised you don't...

If countrywide falsified my income to make mortgage go thru. Is that cause for a lawsuit?

Many more facts are needed. To what extent were you aware of this at the time?

Can I get my child support payments modified?

Yes, to do this you'd file a petition in Family Court.

What is the debt ratio for Chapter 7 BK qualification?

I would add that you want to make sure your income and expenses fairly match on your petition schedules, so that trustee (and perhaps others) will...

My brother died, deep in debt. & filed Chap 7 bankruptcy 2 years ago. How can I get his lawyer to give me a paper re: this>

The dates are not clear. Were his medical and credit card bills incurred before, or after, he filed bankruptcy? You probably have to probate...

Does a Judge care If a debtor has over the years paid more than the total borrowed via interest rate payments before defaulting?

I am not sure what you mean by "wiggle room". If you default on a debt, you default. It doesn't matter what your payment history was five...

ExWife owes money from house we were going to purchase before divorce. Can she declare this in bankruptcy?

If it's part of a divorce settlement, no, she should not be able to discharge it. is the divorce finalized yet (has a judgment been granted)?

No. The trustee doesn't have the power to discharge anything (though some seem to now and then as as if they do). Only a judge can do that,...

How do i get debt collectors off my back?

You can write a letter of course, but it's totally up the the creditor to decide whether to accept your offer. I think you are on the right...