Im from philippine my husband is u,s citizen my phil passport expired a week ago can i still get a green card?

Yes you can apply even if passport expired. Of course you will later want to renew your passport if you intend to travel in the future.

I agree with my colleague. If you stand to gain any financial benefit this should not be pursued.

Not before him since he is principal beneficiary. You can after him. Good luck!

I-130 got denied through family preference

Unfortunately not. A new I-130 would have to be filed.

How to Interpret status on USCIS website?

Wait for the notice to see what the explanation is.

Can i fly to a different state?

You should be fine to travel domestically and bring the receipt notice with you.

CITIZENSHIP OP

May be best to wait for now for OP to expire. Renew LPR status in the meantime.

What can i do ?

I agree with my colleagues. Seek consultation from an experienced immigration attorney in your area.

How can I refilen i751 after denial

You need to consult with an immigration attorney quickly to determine best course of action.

My OPT is expiring on 31st August 2018, I didn't apply for H1B so how long I can stay after my OPT expires?

You have a 60 day grace period to either depart or change to another status.