Can I get around being denied for a passport application if I owe back child support?

You should consult a family law attorney and/or the agency in your state handling child support issues. in many places it is the District Attorney...

Is it risk to travel with travel documents outside USA?

Not a guarantee but if no negative factors in your background you should be fine.

The I-94 from the CBP FOIA is sufficient.

Can i apply for OPT-EAD if I already have an 485 based EAD?

Yes but disclose your other EAD as they won't let you have two at the same time.

Multiple EAD

Not an issue just be sure to disclose this and attach current EAD to the I-765 submittal.

Do I need a consent from my son’s biological father if my us citizen husband file form 1-130 for my son?

This will depend on the custody arrangement you have in the Philippines and whether the consent is required under their laws. Check with a family...

Can I revisit USA with four months of EAD -OPT expiry date from other country

You need to follow the rules for being a student including an endorsed I-20 and pay attention to the amount of time unemployed, do you have a visa...

How can I fix my mistake and is that a serious one

When you get the receipt send a letter correcting your mistake with a copy of the Receipt. Likely there may be an interview and you can again...

When should I add my partner to my employment sponsored LPR application if he's currently on a J-1 visa?

As long as you get married before your permanent residency is granted your spouse may also file for PR as a derivative. This is only doable though...

Primary applicant on EAD lost job. Can he apply for unemployment ?

Yes you should be eligible for unemployment but it is more important to find another job in the same or similar occupation and file Form Supp. J to...