Confused about what I should do

The attorney gave you good advice. Send what is missing since you still have time asap before there's a decision. I don't see what you lose by...

Permanent residence card expired, need to renew?

Sure you still should renew the green card.

If you're close to a field office, do an Infopass and see if you can get a 551 stamp in the child's passport.

Father was deported Jan 2005 and was banned for 10 years, what forms would I need to file with immigration?

You have not mentioned what your status is. But assuming you're a citizen, you'll need to begin with the I-130. I should also mention that in this...

864 Form Affidavit of Support Part 5

Your household size would be 3. You're probably counting your husband twice. Since you've counted him in item 1, item 3 should be blank.

Can i reopen a case if my i-360 was denied on ,not proving i resided with my husband ;entered courtship in good faith

Depending on the entire circumstances and timing, you may seek to reopen, or appeal, or file a new petition.

Do I need to provide Birth Certificate when filing I-130?

Either your naturalization certificate or unexpired U.S. passport should do. (copy).

Will my wife face any challenge while entering USA?

Regardless of whether she's travelling by herself or with you, admission at a POE cannot be guaranteed. Make sure she has all the documents...

I-130 for unmarried son over 21?

You can petition for him now and he'll be in the F2B category. That way you'll establish a priority date. If you become a citizen later, the...

What is the best way to get back home.

If your father or sister files a petition for you, the deportation bar would likely have run by the time your priority date becomes current....