What can I do if I have been sued by two collection agencies in regards to credit debt without being properly served?

Chapter 7 bankruptcy would wipe out these judgments.

Can a man other than husband challenge paternity?

Time for you and your husband to consult with a paternity law attorney. I suggest Larry Gorin, whose office is in Beaverton. Good luck.

No.

I owe 4k in property taxes. Can I discharge the taxes by filing for chapter 7 bankruptcy? Are these debts considered secured?

Property taxes are a lien on your house. If you don't pay them, eventually the county will foreclose.

When an a credit card account is charged off ?

A charge off is NOT accord & satisfaction.

Unfortunately banks are extremely picky. Keep checking with different banks to see if any will open an account for you. I doubt it. Give me a...

I filed bankruptcy and meet with the creditors/trustee 2 days ago but I just found out one of the creditors put a lien in home

Yes, it can, but YOU will not be able to do it. Time to take all your BK documents to a BK attorney to handle the lien removal. Good luck.

I am realizing as my son gets older that my ex is not his father.

Your ex-husband has custody of your son? He was born during your marriage? Probably won't help you, but you may want to take your divorce...

1. Under Bankruptcy rules, what basis can mom bring a valid 'motion in violation of stay' under 362(c)3(a) or stay violation

Sorry but I can't figure out what you are trying to say. However, one thing is clear: you & your mother need to take this mess to a bankruptcy...

Which is my official divorce date?

You were single again on the date the judge signed the Judgment.